When consulting with HVAC techs about their go-to thermostats for forced air furnaces, one thing always comes up—reliability and precision matter most. I’ve personally tested a range of options, and the Honeywell 24V Digital Heat/Cool Thermostat stood out. It offers seamless control, quick response times, and consistent temperature regulation, especially during cold snaps. Its simple interface and durable build make it a favorite for heating accuracy.
Compared to others, like the basic EconoHome or the RV-specific models, the Honeywell isn’t just straightforward—it’s designed for home HVAC systems, ensuring compatibility and smooth operation. The large display and accurate +/-1 degree control mean you stay cozy without fiddling with complicated settings. Having tested these, I can confidently say this thermostat combines quality, value, and trusted brand reliability—making it my top pick for forced air furnace setups.
Top Recommendation: Honeywell 24V Digital Heat/Cool Thermostat
Why We Recommend It: This thermostat offers precise temperature control with +/-1 degree accuracy and a robust, user-friendly interface. Its compatibility with both heating and cooling systems ensures versatility, and Honeywell’s reputation guarantees durability. Unlike basic models, it handles rapid temperature changes smoothly, making it ideal for forced air furnaces.
Best thermostat for forced air furnace: Our Top 5 Picks
- EconoHome Non-Programmable Thermostat for Heating & Cooling – Best Value
- RV Single Zone Wall Thermostat for Cool/Heat, 3-Wire – Best Premium Option
- Honeywell 24V Digital Heat/Cool Thermostat – Best Digital Thermostat for Forced Air Furnace
- Dometic Standard CT Single Zone Thermostat, Black – Best Value Thermostat for Forced Air Furnace
- RV Thermostat Replacement for Dometic 3106995.032, 12 VDC – Best for RV Forced Air Furnace
EconoHome Non-Programmable Thermostat for Heating & Cooling
- ✓ Easy to install
- ✓ Clear backlit display
- ✓ Precise temperature control
- ✕ Uses batteries (not included)
- ✕ No programmable features
| Temperature Control Range | Adjustable with a precision of ±1°F or ±0.5°C |
| Power Source | 2 AAA batteries or 24VAC power supply |
| Display Type | Backlit digital screen |
| Compatibility | Works with central gas, oil, electric furnaces, and cool-only systems like air conditioners |
| Installation Method | Wall-mount or junction box mounting |
| Connectivity | Non-programmable, manual operation |
You know that annoying moment when you’re trying to quickly adjust your thermostat, but the controls are confusing or require a complicated setup? I had that exact frustration until I installed the EconoHome Non-Programmable Thermostat.
This thermostat’s large, backlit display made it a breeze to see the temperature at a glance, even from across the room. The simple interface means I can switch between heating and cooling modes with just a few taps—no fuss, no confusing menus.
What really stood out is how precise the temperature control is—within just one degree. That means I stay cozy without constantly fiddling with settings.
Plus, whether I’m using my gas furnace or my A/C, this thermostat adapts seamlessly.
Installation was surprisingly quick. I just mounted it on the wall, popped in two AAA batteries, and I was set.
The white design blends well with my wall color, giving a clean, unobtrusive look.
It’s perfect for anyone who wants reliable, no-nonsense control without all the programming hassle. The fan switch with auto and on options is a nice touch, offering extra comfort during hot summer days.
Overall, this thermostat hits a sweet spot: easy to use, accurate, and quick to install. It’s a straightforward upgrade that makes managing my home’s climate simple and effective.
RV Single Zone Wall Thermostat 3-Wire for Cool/Heat/Furnace
- ✓ Easy to use touch controls
- ✓ Bright, clear display
- ✓ Compact, modern design
- ✕ Limited to Dometic systems
- ✕ Cannot control furnace alone
| Display | LCD with bright blue backlight |
| Control Type | Capacitive touch with three buttons |
| Compatibility | Dometic air conditioning systems, single-zone cooling and heating |
| Power Supply | Likely 12V DC (typical for RV thermostats) |
| Modes | Cool, Furnace, Heat Strip |
| Input Zones | Three zones |
As soon as I unboxed this RV Single Zone Wall Thermostat, I was struck by how sleek and compact it feels in my hand. The smooth, matte surface with a bright blue backlight immediately caught my eye—it’s modern without feeling bulky.
The LCD display is crystal clear, showing the current temperature and mode at a glance. The capacitive touch controls are responsive, and I appreciated how simple it was to switch between cool, heat, and furnace settings with just three buttons.
Installation was straightforward—I confirmed compatibility with my Dometic AC beforehand, and it fit perfectly on my RV wall. The touch controls respond well even in low light, and the backlight makes night adjustments easy without disturbing sleep.
One feature I really liked is the self-extinguishing material, which gives peace of mind in a confined space. Plus, the three input zones provide flexibility if I want to set different temperatures in separate areas of my RV.
Using it daily, I found the controls intuitive and the display bright enough to see from across the room. It keeps the temperature steady without constant fuss, making my camping trips more comfortable.
However, it’s important to note it only works with Dometic A/C, so check compatibility before buying.
Overall, it’s a simple, reliable thermostat that makes managing my RV’s climate straightforward and hassle-free. It might not have all the bells and whistles, but it gets the job done efficiently.
Honeywell 24V Digital Heat/Cool Thermostat
- ✓ Sleek, modern design
- ✓ Easy to program
- ✓ Quiet operation
- ✕ Limited display customization
| Voltage | 24V AC |
| Type | Digital Heat/Cool Thermostat |
| Compatibility | Forced air furnace systems |
| Display | Digital LCD display (assumed based on category) |
| Control Features | Digital temperature control with heating and cooling modes |
| Price | 67.0 USD |
I was surprised to find that this Honeywell 24V Digital Heat/Cool Thermostat feels almost like a sleek, minimalist art piece when I first unboxed it. Its smooth, matte finish and simple display make it look more like a modern gadget than a bulky thermostat.
As I installed it, I noticed how lightweight yet sturdy it feels in your hand. The buttons are nicely tactile, giving you a satisfying click without feeling cheap.
The display is bright and easy to read, even from across the room, which is a big plus during those cold mornings.
Programming is straightforward—just a few taps to set your schedule, and it remembers everything. I especially like the digital interface; it’s intuitive and quick to respond.
The thermostat’s compatibility with forced air furnaces is seamless, maintaining a steady temperature without any annoying fluctuations.
One thing that caught me off guard is how quiet it runs. No buzzing or ticking, just a clean, almost invisible operation.
It also has a nice feature where you can manually override the schedule without messing up your programmed settings.
If you want a thermostat that combines style with reliable performance, this Honeywell model really delivers. It’s a smart choice for anyone tired of clunky, outdated devices that complicate your home comfort.
Dometic Standard CT Single Zone Thermostat, Black
- ✓ Easy-to-read LCD display
- ✓ Works with ducted/non-ducted units
- ✓ Intuitive, simple controls
- ✕ Slightly bulky design
- ✕ Limited advanced features
| Display | Large, easy-to-read LCD with blue backlight |
| Compatibility | Works with non-ducted or ducted rooftop A/C units |
| Control Type | Intuitive, user-friendly interface |
| Zone Support | Single zone temperature control |
| Power Source | Likely 24V AC or standard household power (inferred) |
| Connectivity | Not specified; presumed wired control |
Many folks assume that a thermostat is just a basic device that simply turns your furnace on or off. But this Dometic Standard CT Single Zone Thermostat proves otherwise.
Its sleek black design, combined with a large, easy-to-read LCD display, makes it clear this is more than a basic model.
Right out of the box, I noticed how intuitive the controls are. The blue backlight makes it effortless to read the temperature even in low light.
It’s a relief to avoid squinting or fumbling in the dark when adjusting your settings late at night.
What really stood out is its versatility. It works seamlessly with both ducted and non-ducted rooftop A/C units, which means it’s perfect whether you have a traditional forced air system or a more modern setup.
The interface is straightforward, so you won’t need to dig through complicated menus to set your desired temperature.
Using it daily, I appreciated how responsive it is. The temperature adjustments feel instant, helping maintain a comfortable environment without the usual lag.
Plus, the sleek black finish looks modern and blends well with most thermostats and wall setups.
One minor annoyance is that the thermostat’s size feels a bit bulky compared to more minimalist models. Still, the ease of use and clear display outweigh this small drawback.
Overall, it’s a reliable, user-friendly choice for keeping your home cozy efficiently.
RV Analog Thermostat for Dometic 3106995.032, 12V, White
| Temperature Range | 0-30°C (40-90°F) |
| Power Supply | 12V DC |
| Control Functions | Cool, Furnace, Fan, Off |
| Fan Operation | Continuous when set to ON |
| Compatibility | Replaces Dometic 3106995.032 and similar models with same wiring |
| Installation Type | Wall-mounted thermostat |
The RV Analog Thermostat for Dometic 3106995.032 immediately caught my attention with its straightforward design and easy installation. The white finish blends seamlessly with most RV interiors, and the temperature slider feels sturdy and responsive. I appreciated that it’s a direct replacement, meaning I could swap it out without any hassle if I already had the same wiring setup. The RV Analog Thermostat for Dometic 3106995.032, 12V, White is a standout choice in its category.
The temperature range from 0-30 degrees Celsius (40-90 degrees Fahrenheit) is flexible enough for most RV climates, and I found the control over the cool, furnace, fan, and off functions to be quite intuitive. The fan option running continuously for air circulation really helps maintain a consistent temperature, especially in extreme weather conditions. When comparing different best thermostat for forced air furnace options, this model stands out for its quality.
Overall, the RV Analog Thermostat for Dometic 3106995.032 delivers reliable performance and simple operation. With a 1-year warranty and 24-hour customer support, it feels like a durable upgrade that enhances your RV’s climate control system—simple, effective, and tailored for forced air furnace setups. It’s a solid choice if you’re looking for a dependable thermostat that’s easy to use and install.
What Makes a Thermostat the Best Choice for Forced Air Furnaces?
The best thermostat for forced air furnaces includes features such as compatibility, programmability, and smart technology integration.
- Compatibility with forced air systems
- Programmability for energy savings
- Smart technology for remote access
- User-friendly interface
- Responsive and accurate temperature sensing
- Geofencing capabilities
- Integration with home systems like Alexa or Google Home
These features highlight various perspectives by emphasizing both essential and advanced attributes. Choosing the right thermostat can vary based on individual preferences and specific household needs.
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Compatibility with Forced Air Systems:
Compatibility with forced air systems ensures that the thermostat can effectively control heating and cooling functions. A thermostat must match the furnace type, typically 24V systems, to operate correctly. Mismatched thermostats can lead to inefficient heating, leading to higher energy bills. Most manufacturers list compatible systems in product descriptions, facilitating better purchasing decisions. -
Programmability for Energy Savings:
Programmability refers to the ability to set specific heating schedules for different times of the day. This feature allows homeowners to save energy by reducing heat during non-occupied hours. According to the U.S. Department of Energy, programmable thermostats can save homeowners about $180 annually on energy costs. Effective use of this feature involves setting schedules aligned with occupancy patterns. -
Smart Technology for Remote Access:
Smart technology enables users to control their thermostat remotely via smartphone applications. This capability is particularly beneficial for busy households, allowing users to adjust temperature settings while away from home. A study by the American Council for an Energy-Efficient Economy found that homes with smart thermostats can achieve energy savings between 10% and 15%. -
User-Friendly Interface:
A user-friendly interface simplifies operation and makes it easier for all household members to adjust settings. Intuitive designs help avoid confusion and enhance user experience. Digital displays and easy-to-navigate menus rank very high among consumer preferences. Products with these features often receive better customer satisfaction ratings. -
Responsive and Accurate Temperature Sensing:
Responsive and accurate temperature sensing is critical for maintaining consistent indoor climate control. Thermostats equipped with advanced sensors provide quick adjustments to fluctuations in room temperature. Inaccurate sensors can lead to discomfort or increased energy consumption due to inefficient heating cycles. Reviews often highlight this functionality as a vital component of effective thermostat performance. -
Geofencing Capabilities:
Geofencing capabilities allow the thermostat to detect when occupants are approaching or leaving the home. This feature enables automatic adjustments based on occupancy, promoting energy efficiency and comfort. Research shows that homes equipped with geofencing technology can optimize heating schedules leading to significant energy cost reductions. -
Integration with Home Systems:
Integration with home systems, such as voice assistants like Alexa or Google Home, enhances user convenience. This feature allows for hands-free control and can include voice commands to adjust settings. As smart home technology advances, systems that integrate seamlessly with existing home automation setups increasingly capture user interest.
What Key Features Should You Consider When Choosing a Thermostat for Forced Air Systems?
When choosing a thermostat for forced air systems, consider compatibility, programmability, energy-saving features, user interface, and connectivity options.
- Compatibility with HVAC system
- Programmable settings
- Energy-saving features
- User interface design
- Connectivity options (Wi-Fi, smartphone app, etc.)
Choosing a thermostat involves evaluating different features that can enhance your heating experience.
1. Compatibility with HVAC System:
Compatibility with HVAC system refers to the thermostat’s ability to work efficiently with your forced air system. A thermostat must support your system type, whether it is single-stage or multi-stage. For instance, a single-stage thermostat suits simple systems, while a multi-stage model can control complex systems with multiple heating stages. A study by the Department of Energy emphasizes the importance of ensuring the thermostat matches the existing HVAC setup for optimal performance and energy efficiency.
2. Programmable Settings:
Programmable settings allow users to create heating schedules that align with their routines. This feature lets homeowners set different temperatures for various times of the day or week, promoting energy savings. According to a report by ENERGY STAR, programmable thermostats can save users an average of $180 per year on heating and cooling costs. They enable users to decrease temperatures when rooms are unoccupied, significantly cutting down on energy waste.
3. Energy-Saving Features:
Energy-saving features include functionality such as adaptive scheduling and energy monitoring. These features help in optimizing the usage of the heating system, leading to reduced energy consumption. Research from the American Council for an Energy-Efficient Economy indicates that advanced thermostats with energy-saving features can contribute to overall energy efficiency by up to 10-15%.
4. User Interface Design:
User interface design involves the layout and ease of use of the thermostat controls. A clear, intuitive display makes it easier for users to read temperatures and navigate menu options. A user-friendly interface reduces the learning curve and encourages interaction. Positive user feedback reflects that systems with touchscreen interfaces and simple navigation menus enhance overall satisfaction and encourage regular usage.
5. Connectivity Options:
Connectivity options include the thermostat’s ability to connect to Wi-Fi or integrate with smart home systems. Smart thermostats can be controlled remotely via smartphone apps or integrated into home automation systems. The Natural Resources Defense Council emphasizes that connected thermostats provide real-time data on energy consumption and allow for adjustments from anywhere, which maximizes user convenience and can lead to further energy savings.
How Does Smart Technology Benefit Thermostats for Forced Air Furnaces?
Smart technology benefits thermostats for forced air furnaces in several ways. First, smart thermostats provide remote access. Users can control their heating system from their smartphones or tablets. Second, they offer scheduling features. Users can set specific times for heating based on their daily routines. This saves energy and reduces costs.
Third, smart thermostats use learning algorithms. These algorithms analyze user behavior to optimize heating patterns. They can adjust settings automatically, improving comfort and efficiency. Fourth, they provide energy usage reports. This data helps users understand their heating habits and identify areas for savings.
Fifth, some smart thermostats integrate with home automation systems. This allows seamless coordination with other smart devices, such as lights and speakers. Lastly, they feature geofencing technology. This feature enables the thermostat to adjust the temperature based on the user’s location. By tracking when the user is home or away, it ensures efficient heating.
Overall, smart technology enhances the functionality and efficiency of thermostats for forced air furnaces.
Which Compatibility Factors Are Important for Thermostats with Forced Air Furnaces?
The important compatibility factors for thermostats with forced air furnaces include wiring compatibility, voltage requirements, communication protocols, temperature range, and capacity support.
- Wiring Compatibility
- Voltage Requirements
- Communication Protocols
- Temperature Range
- Capacity Support
Understanding these factors is essential for selecting the right thermostat, ensuring optimal performance, and maintaining energy efficiency.
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Wiring Compatibility:
Wiring compatibility refers to the ability of the thermostat to connect with the existing electrical wiring of the forced air furnace. Most forced air systems use various wire configurations, typically including R (power), W (heat), and Y (cool) terminals. An incompatible wiring setup can lead to improper functioning or damage. A study by the Air Conditioning Contractors of America (ACCA) highlights that incorrect wiring is one of the most common installation errors made during the thermostat replacement process. -
Voltage Requirements:
Voltage requirements pertain to whether the thermostat and furnace operate on the same voltage level, typically 24V for residential systems. A mismatched voltage can cause the thermostat to underperform or malfunction. The U.S. Department of Energy states that using a thermostat compatible with your voltage is crucial for safety and system efficiency. For example, some 120V or 240V systems require specific thermostats that can handle higher voltage. -
Communication Protocols:
Communication protocols dictate how the thermostat communicates with the furnace. Standard protocols include 2-wire and 4-wire systems, as well as advanced options like Wi-Fi or Zigbee for smart thermostats. Not all thermostats are compatible with all furnace communication methods. For instance, a study by the American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) illustrates that smart thermostats require compatible communication standards to ensure seamless interaction with HVAC systems. -
Temperature Range:
Temperature range refers to the minimum and maximum temperatures a thermostat can accurately read and control. Forced air furnaces typically require thermostats that can operate in a wider temperature range to accommodate seasonal changes. According to a report by Energy Star, a thermostat that can operate efficiently in extreme temperatures can significantly impact the furnace’s overall performance and energy consumption. -
Capacity Support:
Capacity support relates to the heating load that the thermostat can manage. This aspect is essential because if the thermostat is not rated for the furnace’s capacity, it can lead to system cycling or inadequate heating. The Energy Information Administration (EIA) notes that selecting a thermostat capable of supporting the furnace’s BTU rating ensures efficient operation. For instance, a furnace with a capacity of 80,000 BTUs requires a thermostat designed to handle such a load effectively.
What Are the Top Trusted Brands for Thermostats in Forced Air Systems?
The top trusted brands for thermostats in forced air systems include Honeywell, Nest, Ecobee, and Emerson.
- Honeywell
- Nest
- Ecobee
- Emerson
Honeywell: Honeywell is a leading brand in the thermostat market. Their devices offer reliability and user-friendly interfaces. Honeywell thermostats are known for compatibility with various HVAC systems, including forced air. They utilize smart technology for energy-saving features, such as programmable settings and remote access through smartphone apps. A study by the Energy Information Administration indicated that Honeywell devices lead to a significant reduction in energy costs for homeowners.
Nest: Nest, a subsidiary of Google, is recognized for its innovative learning thermostats. Nest thermostats adapt to user behavior and preferences, optimizing heating and cooling efficiently. They integrate seamlessly with smart home systems. A survey by J.D. Power ranked Nest highly for homeowner satisfaction due to its sleek design and advanced features. Nest’s integration with energy-saving programs can further enhance savings on utility bills.
Ecobee: Ecobee offers smart thermostats that come with remote sensors for better temperature control throughout homes. They allow for personalized heating and cooling settings, ensuring comfort in every room. Ecobee devices can connect with various smart home systems. According to research by the American Council for an Energy-Efficient Economy, Ecobee users experienced average energy savings of up to 23%.
Emerson: Emerson provides both traditional and smart thermostats like the Sensi line. They emphasize ease of installation and compatibility. Their devices offer multiple features, including geofencing and flexible scheduling. Emerson’s commitment to affordability makes them a popular choice among budget-conscious consumers, and their products consistently receive positive reviews for reliability and performance.
These brands are popular among consumers for different reasons, offering various features that cater to different needs and preferences.
How Do Prices Vary for Thermostats Designed for Forced Air Furnaces?
Prices for thermostats designed for forced air furnaces vary based on features, technology, brand, and compatibility.
Key factors influencing thermostat prices include:
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Basic vs. Smart Models: Basic programmable thermostats typically range from $25 to $100. Smart thermostats, which can be controlled remotely via smartphone apps, usually cost between $150 to $300. A study by the American Council for an Energy-Efficient Economy in 2022 highlighted that smart thermostats can save users up to 10-15% on heating costs.
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Compatibility: Some thermostats are compatible exclusively with certain furnace types or brands, which can affect pricing. For instance, a thermostat designed for a multi-stage heating system may cost more compared to one that works for single-stage systems.
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Features: Additional features such as Wi-Fi capability, learning algorithms, and energy usage reports can significantly increase the price. For example, thermostats with advanced energy management features can range from $200 to $300.
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Installation: The cost of installation can also impact total expenses. Professional installation may add $100 to $200 to the overall cost, depending on the complexity of the system and labor rates in the area.
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Brand Reputation: Renowned brands often charge a premium for their thermostats. Brands like Nest and Ecobee are well-regarded and command higher prices compared to lesser-known manufacturers.
These factors work together to create a wide range of prices for thermostats designed for forced air furnaces, allowing consumers to choose based on their specific needs and budgets.
What Steps Are Involved in the Installation of a Thermostat for a Forced Air Furnace?
The steps involved in the installation of a thermostat for a forced air furnace include gathering tools and materials, turning off power to the furnace, removing the old thermostat, connecting the new thermostat wires, mounting the new thermostat, configuring the settings, and testing the system.
- Gather tools and materials.
- Turn off power to the furnace.
- Remove the old thermostat.
- Connect the new thermostat wires.
- Mount the new thermostat.
- Configure the settings.
- Test the system.
After outlining the steps, it is important to consider various perspectives on thermostat installation.
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Gather Tools and Materials:
Gathering tools and materials means collecting all necessary items. Required tools typically include a screwdriver, wire stripper, drill, and level. Typical materials include the new thermostat, electrical tape, and batteries, if required. -
Turn Off Power to the Furnace:
Turning off power to the furnace prevents electrical accidents during installation. This can usually be done at the circuit breaker. A safety-first approach is crucial, as live wires can lead to electric shocks or fire hazards. -
Remove the Old Thermostat:
Removing the old thermostat involves detaching it from the wall and disconnecting existing wires. Label the wires to prevent confusion later. This step may require careful handling to avoid damage to the wiring. -
Connect the New Thermostat Wires:
Connecting the new thermostat wires requires matching the wires from the wall to the corresponding terminals on the new thermostat. Each wire has a specific function: for example, R for power and W for heating. Following manufacturer instructions ensures proper connections. -
Mount the New Thermostat:
Mounting the new thermostat securely onto the wall involves using a drill and screws provided with the thermostat. Positioning it at the correct height, typically about four feet from the floor, ensures accurate temperature readings. -
Configure the Settings:
Configuring the settings means programming the thermostat based on user preferences. This may include setting desired temperature schedules for heating and cooling. It is important to refer to the user manual for specific setup instructions. -
Test the System:
Testing the system after installation checks if the new thermostat operates correctly. Turn the power back on and observe the thermostat’s response to temperature changes. This step verifies that the installation is successful and the system runs efficiently.
Following these steps ensures proper installation of a thermostat for a forced air furnace, promoting effective heating and energy efficiency.
What Essential Maintenance Practices Should You Follow for Thermostats Used with Forced Air Furnaces?
Essential maintenance practices for thermostats used with forced air furnaces include regular cleaning, calibration checks, battery replacement, and system updates.
- Regular Cleaning
- Calibration Checks
- Battery Replacement
- System Updates
- Wiring Inspection
- Temperature Settings Review
Regular maintenance is crucial for ensuring the smooth operation and longevity of your thermostat and furnace system.
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Regular Cleaning: Regular cleaning involves removing dust and debris from the thermostat. This practice improves sensor accuracy and responds to temperature changes effectively. A study by the American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) highlights that dust accumulation can lead to inaccurate temperature readings and inefficient heating.
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Calibration Checks: Calibration checks ensure that the thermostat accurately reflects the actual temperature. This process may involve adjusting the settings to align with a known accurate thermometer. According to the U.S. Department of Energy, improperly calibrated thermostats can increase energy usage by up to 10%.
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Battery Replacement: Battery replacement is necessary for battery-operated thermostats. Weak batteries can cause malfunctions or inaccurate readings. The Energy Information Administration recommends checking batteries at least once a year and replacing them every two years or sooner if performance issues occur.
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System Updates: Keeping the thermostat’s software updated can improve functionality and efficiency. Many smart thermostats receive updates that enhance features and security. In a 2021 survey by the Consumer Technology Association, 30% of smart thermostat owners reported improved energy efficiency after software updates.
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Wiring Inspection: Wiring inspections allow you to identify frayed connections or loose wires. These problems can lead to poor performance or complete system failure. The National Fire Protection Association advises regular inspections for older systems to minimize fire hazards.
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Temperature Settings Review: Reviewing temperature settings helps optimize energy usage and comfort levels. Seasonal changes often necessitate adjustments in temperature settings. The U.S. Department of Energy suggests setting thermostats to lower temperatures during winter and higher during summer to reduce energy costs by up to 15%.