Best Energy efficient Hvac Systems

Sensi Lite Smart Thermostat, Data Privacy, Programmable, Wi-Fi, Mobile App, Easy DIY, Compatible with Alexa, Energy Star Certified, ST25, C-Wire Not Required on Most Systems **New 2023!**

  • EASY DIY INSTALLATION: Do it yourself fast with a built-in level and simple step-by-step instructions. Works with the HVAC equipment found in most homes. No common wire (c-wire) required on most systems (only required on heat only and cool only systems).
  • SAVE ABOUT 23% ON HVAC ENERGY*: ENERGY STAR-certified and packed with features that help you save money, including flexible scheduling, geofencing, remote access and usage reports.
  • PRIVACY PROTECTION*: Sensi won’t sell your personal information to third parties or leverage your thermostat activity data for targeting or advertising purposes.
  • CONTROL FROM ANYWHERe: The top-rated mobile app for Android and iOS devices makes it easy to control your comfort from a smartphone or tablet.
  • SMART MAINTENANCE: Sensi can help monitor the performance and efficiency of your HVAC system by delivering usage reports, alerts about your equipment, and maintenance reminders like filter replacement.
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Sensi Touch Smart Thermostat by Emerson with Touchscreen Color Display, Programmable, Wi-Fi, Mobile App, Easy DIY, Data Privacy, Works with Alexa, Energy Star Certified, ST75S-Silver, C-Wire Required

  • PRIVACY PROTECTION*: Sensi won’t sell your personal information to third parties.
  • EASY DIY INSTALLATION: Use the built-in level, illuminated easy-click terminals and step-by-step app instructions for a quick installation. Works with the HVAC equipment found in most homes. Common wire (c-wire) is required.
  • SAVE ABOUT 23% ON HVAC ENERGY*: The ENERGY STAR-certified Sensi smart thermostat can help you save energy with features like flexible scheduling, remote access and usage reports.
  • SLEEK, MODERN DESIGN: The large color display features easy-to-read temperatures and intuitive menus. Available in black, white and silver to complement your home décor.
  • CONTROL FROM ANYWHERe: Remotely control your home comfort from your smartphone or tablet using the Sensi mobile app for Android and iOS devices.
  • SMART MAINTENANCE: Sensi can help monitor the performance and efficiency of your HVAC system by delivering important usage notifications, alerts about your equipment, and maintenance reminders like filter replacement.
  • BACKED BY HVAC EXPERTISE: More than 100 years of experience with HVAC systems went into the development of Sensi.
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BIOWIND Smart Register Vent, Quiet Register Booster Fan with Remote Control and Thermostat Control, Heating Cooling AC Vent Fan, Fits 4" x 10" Register Holes - White

  • Quiet Register Booster Fan: A quiet fan system designed for improving wall and floor vents airflow from HVAC systems to increase home comfort..
  • Eliminate Uneven Room Temperatures: Biowind smart register vent equipped with programmable LED controller and high-precision temp sensor to work with HVAC. It can automatically turn on/off vent fan to heat or cool the rooms at the right time..
  • New Upgraded Remote Control: Remotely adjust the fan speed(0-10 level)to meet user different needs and make a perfect balance between noise and comfort. No need to get up, More convenient..
  • Energy-Saving & Cost-Effective: This vent booster fans are more energy-efficient to traditional AC and cooling devices. They rely on airflow to improve indoor temperature and circulation, maximize the heating or cooling from your HVAC system with minimum energy. Besides, This smart vent continues running after HVAC system off, pulling every bit of heat or cold air into your home. Help you save more energy & electricity costs..
  • Compact&Easy to Install: Biowind smart register booster fan is small in siz....
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Google Nest Thermostat - Smart Thermostat for Home - Programmable Wifi Thermostat - Charcoal

  • ENERGY STAR certified smart thermostat for home that helps you save energy and stay comfortable.
  • The Nest Thermostat is designed to work without a C wire in most homes, but for some systems, including heating only, cooling only, zone controlled, and heat pump systems, you’ll need a C wire or other compatible power accessory.
  • Nest Thermostat turns itself down when you leave, so you don’t waste energy heating or cooling an empty home.
  • Programmable thermostat that lets you create an energy efficient schedule in the Google Home app on your Android or iPhone.
  • Remote control lets family members change the thermostat temperature from anywhere on a phone, laptop, or tablet[1].
  • Savings Finder looks for more ways your thermostat can help you save, and suggests tweaks to your schedule in the app.
  • check with your energy provider to learn more about rebates and more ways to save on a Nest thermostat.
  • Smart thermostat with HVAC monitoring, which looks out for your heating and cooling systems.
  • sends an alert if something doesn’t seem right, along with helpful reminders to make maintenance easier[2].
  • It’s easy to install your thermostat, typically in 30 minutes or less, with everything you need included in the box.
  • it’s compatible with 85% of heating and coo....
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Robertshaw RS2110 Non-Programmable Thermostat, 1 Heat/1 Cool, 3 VDC

  • ... for home that helps you save energy and stay comfortable.Product note: You can also check your system’s compatibility before purchasing a Nest thermostat with our online Nest Compatibility Checker on the Google Nest support page.
  • The Nest Thermostat is designed to work without a C wire in most homes, but for some systems, including heating only, cooling only, zone controlled, and heat pump systems, you’ll need a C wire or other compatible power accessory. Lock feature: No.
  • Nest Thermostat turns itself down when you leave, so you don’t waste energy heating or cooling an empty home.
  • easily program an energy efficient schedule in the Google home app on your Android or iPhone.
  • Remote control lets family members change the thermostat temperature from anywhere on a phone, laptop, or tablet[1].
  • Savings Finder looks for more ways your thermostat can help you save, and suggests tweaks to your schedule in the app.
  • check with your energy provider to learn more about rebates and more ways to save on a Nest thermostat.
  • Smart thermostat with HVAC monitoring, which looks out for your heating and cooling systems.
  • sends an alert if something doesn’t seem right, along with helpful reminders to make maintenance easier[2].
  • It’s easy to install your thermostat,....
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Nest (T3017US) Learning Thermostat 3rd Gen, White with Deco Gear 2 Pack WiFi Smart Plug

  • ... for home that helps you save energy and stay comfortable.Product note: You can also check your system’s compatibility before purchasing a Nest thermostat with our online Nest Compatibility Checker on the Google Nest support page.
  • The Nest Thermostat is designed to work without a C wire in most homes, but for some systems, including heating only, cooling only, zone controlled, and heat pump systems, you’ll need a C wire or other compatible power accessory. Lock feature: No.
  • Nest Thermostat turns itself down when you leave, so you don’t waste energy heating or cooling an empty home.
  • easily program an energy efficient schedule in the Google home app on your Android or iPhone.
  • Remote control lets family members change the thermostat temperature from anywhere on a phone, laptop, or tablet[1].
  • Savings Finder looks for more ways your thermostat can help you save, and suggests tweaks to your schedule in the app.
  • check with your energy provider to learn more about rebates and more ways to save on a Nest thermostat.
  • Smart thermostat with HVAC monitoring, which looks out for your heating and cooling systems.
  • sends an alert if something doesn’t seem right, along with helpful reminders to make maintenance easier[2].
  • It’s easy to install your thermostat,....
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Nest (T3007ES) Learning Thermostat 3rd Gen, Stainless Steel with Deco Gear 2 Pack WiFi Smart Plug (Renewed)

  • ... for home that helps you save energy and stay comfortable.Product note: You can also check your system’s compatibility before purchasing a Nest thermostat with our online Nest Compatibility Checker on the Google Nest support page.
  • The Nest Thermostat is designed to work without a C wire in most homes, but for some systems, including heating only, cooling only, zone controlled, and heat pump systems, you’ll need a C wire or other compatible power accessory. Lock feature: No.
  • Nest Thermostat turns itself down when you leave, so you don’t waste energy heating or cooling an empty home.
  • easily program an energy efficient schedule in the Google home app on your Android or iPhone.
  • Remote control lets family members change the thermostat temperature from anywhere on a phone, laptop, or tablet[1].
  • Savings Finder looks for more ways your thermostat can help you save, and suggests tweaks to your schedule in the app.
  • check with your energy provider to learn more about rebates and more ways to save on a Nest thermostat.
  • Smart thermostat with HVAC monitoring, which looks out for your heating and cooling systems.
  • sends an alert if something doesn’t seem right, along with helpful reminders to make maintenance easier[2].
  • It’s easy to install your thermostat,....
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Offset

  • PRIVACY PROTECTION*: Sensi won’t sell your personal information to third parties.
  • SAVE ABOUT 23% ON HVAC ENERGY*: The ENERGY STAR-certified Sensi smart thermostat can help you save energy with features like flexible scheduling,....
  • EASY DIY INSTALLATION: Use the built-in level and step-by-step app instructions for a quick installation. Works with HVAC equipment found in most....
  • SMART MAINTENANCE: Sensi can help monitor the performance and efficiency of your HVAC system by delivering valuable usage reports, alerts about your....
  • SIMPLE CONFIGURATION: Looks and feels like a thermostat. Has buttons and fits the same space as a traditional thermostat so you don’t have to patch....
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Synergy Digital Smart Home Battery, Compatible with Nest T4000ES Smart Home, (Li-Pol, 3.7V, 380 mAh) Ultra High Capacity, Replacement for Nest TL284443 Battery

  • ... for home that helps you save energy and stay comfortable.Product note: You can also check your system’s compatibility before purchasing a Nest thermostat with our online Nest Compatibility Checker on the Google Nest support page.
  • The Nest Thermostat is designed to work without a C wire in most homes, but for some systems, including heating only, cooling only, zone controlled, and heat pump systems, you’ll need a C wire or other compatible power accessory. Lock feature: No.
  • Nest Thermostat turns itself down when you leave, so you don’t waste energy heating or cooling an empty home.
  • easily program an energy efficient schedule in the Google home app on your Android or iPhone.
  • Remote control lets family members change the thermostat temperature from anywhere on a phone, laptop, or tablet[1].
  • Savings Finder looks for more ways your thermostat can help you save, and suggests tweaks to your schedule in the app.
  • check with your energy provider to learn more about rebates and more ways to save on a Nest thermostat.
  • Smart thermostat with HVAC monitoring, which looks out for your heating and cooling systems.
  • sends an alert if something doesn’t seem right, along with helpful reminders to make maintenance easier[2].
  • It’s easy to install your thermostat,....
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Bosch BCC100 Connected Control Smart Phone Wi-Fi Thermostat - Compatible with Alexa - Touch Screen

  • ...r tablet (fully functional without Wi-Fi as well).
  • MODERN SLEEK TOUCH SCREEN: The full color, 5-inch display touchscreen allows easy scheduling to provide the most comfortable temperature for your home from anywhere.
  • MULTI-USE COMPATIBILITY: Including heat pump (4 Heat, 2 Cool) or conventional (2 Heat, 2 Cool) systems, any 1-wire internally powered humidifier or dehumidifier, and most 24 VAC HVAC equipment on the market. Not compatible with other Bosch Boiler controls, such as the Logamatic.
  • NEW COMMERCIAL UPDATES: Updates allow control of both evaporation and steam type external humidifier accessories. Plus, hot gas reheat and cool to dehumidify capabilities. Now Dual Fuel system compatible.
  • may work with HVAC systems that use both gas and electric power (more information on updates in product description).
  • C-WIRE REQUIRED: A C-wire (common wire) is required to power the unit. Two wire systems are not supported. The C-wire is used to provide power to the thermostat and is available on most HVAC systems today that have three or more wires. Third party aftermarket products exist for adding powering options in instances where a C-wire does not exist.
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Rheem/Protech PD411066 Programmable Thermostat T905

  • PRIVACY PROTECTION*: Sensi won’t sell your personal information to third parties.
  • SAVE ABOUT 23% ON HVAC ENERGY*: The ENERGY STAR-certified Sensi smart thermostat can help you save energy with features like flexible scheduling,....
  • EASY DIY INSTALLATION: Use the built-in level and step-by-step app instructions for a quick installation. Works with HVAC equipment found in most....
  • SMART MAINTENANCE: Sensi can help monitor the performance and efficiency of your HVAC system by delivering valuable usage reports, alerts about your....
  • SIMPLE CONFIGURATION: Looks and feels like a thermostat. Has buttons and fits the same space as a traditional thermostat so you don’t have to patch....
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Sloan Valve R-1002-A Regal Rebuild KIT Black

  • PRIVACY PROTECTION*: Sensi won’t sell your personal information to third parties.
  • SAVE ABOUT 23% ON HVAC ENERGY*: The ENERGY STAR-certified Sensi smart thermostat can help you save energy with features like flexible scheduling,....
  • EASY DIY INSTALLATION: Use the built-in level and step-by-step app instructions for a quick installation. Works with HVAC equipment found in most....
  • SMART MAINTENANCE: Sensi can help monitor the performance and efficiency of your HVAC system by delivering valuable usage reports, alerts about your....
  • SIMPLE CONFIGURATION: Looks and feels like a thermostat. Has buttons and fits the same space as a traditional thermostat so you don’t have to patch....
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Tatort (Feat. Jost Edelhoff)

  • PRIVACY PROTECTION*: Sensi won’t sell your personal information to third parties.
  • SAVE ABOUT 23% ON HVAC ENERGY*: The ENERGY STAR-certified Sensi smart thermostat can help you save energy with features like flexible scheduling, remote access, and usage reports.
  • EASY DIY INSTALLATION: Use the built-in level and step-by-step app instructions for a quick installation. Works with HVAC equipment found in most homes. Common wire (c-wire) is not required in most applications.
  • SMART MAINTENANCE: Sensi can help monitor the performance and efficiency of your HVAC system by delivering valuable usage reports, alerts about your equipment, and maintenance reminders like filter replacement.
  • SIMPLE CONFIGURATION: Looks and feels like a thermostat. Has buttons and fits the same space as a traditional thermostat so you don’t have to patch and paint your walls.
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