Heating and Cooling

Adjustable to fit 4", 5", and 6" duct. For bathroom and kitchen fan venting. Outer grill and flap prevent unwanted pests from entering home. Stylish flush mount design is paintable to match the exterior color of home. Leakproof collar to duct connection...

Simple to use, twist dial mechanical single-pole thermostat. Can replace most wall-mounted line voltage thermostats and the color-coded wires make installation simple. A cost-effective and easy way to control room temperature.

Frost King's Exhaust Fan Cover helps improve heat retention in your home. The exhaust fan cover installs easily and remains in place with its four powerful built-in magnets.

Single-stage non-programmable thermostat is compatible with single stage heating, cooling and heat pump (without aux) systems. Features backlit display and precise temperature control. Precise temperature control of +/- 1 deg (degree) for maximum comfort...

Simple to use, twist dial mechanical single-pole thermostat. Can replace most wall-mounted line voltage thermostats and the color-coded wires make installation simple. A cost-effective and easy way to control room temperature.

Stamped steel construction with turn back frame. 2-way airflow pattern. 2 grille bars to an inch. Stamped 1-piece face with multilouvered damper. Metal handle. White finish. Size in description is rough opening, actual product back is 1/4" smaller.

Low voltage control of gas or oil heating and cooling equipment. Bimetal temperature sensor. Snap acting switch (magnetic switch) does not require leveling and is mercury-free. Simple, worry-free operation. Dual temperature scale F deg./C deg....

Low voltage control of gas or oil heating and cooling equipment. Bimetal temperature sensor. Snap acting switch (magnetic switch) does not require leveling and is mercury-free. Simple, worry-free operation. Dual temperature scale F deg./C deg....

The Honeywell Home RLV3120A is a digital non-programmable thermostat that's compatible with electric baseboards, convectors and radiant ceilings. Incredibly easy to install, this non-programmable thermostat was specifically designed for ease of use. A...

5-1-1 day programmable thermostat provides convenient weekday, Saturday, Sunday scheduling with accurate temperature control. Programmable thermostat has an easy-to-read backlit display. Features larger, easy-to-read characters and soft touch buttons for...

Features larger, easy-to-read characters and soft touch buttons for easy operation. 5-2 day programmable thermostat provides convenient weekday and weekend scheduling with accurate temperature control, plus or minus 1 deg (degree). Features backlit...