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Caps keep vent pipes dry. Prevents internal water damage, resists backdrafts, and promotes positive air flow. Made from galvanized steel.

Caps keep vent pipes dry. Prevents internal water damage, resists backdrafts, and promotes positive air flow. Made from galvanized steel.

External screen prevents entry of most bird species. Aluminum top and galvanized flashing. Slips inside of pipe and locks into place with spring clips. Must not be used for woodburning applications. Size refers to the inside diameter of the pipe or...

Prevents lime scale and controls growth in portable humidifiers. Refreshingly scented. EPA (Environmental Protection Agency) registered.

Extended life humidifier replacement wick filter. Features aluminum reinforcement design ensures extended life, micro-free protects against , and traps impurities. Compatible with Emerson Floor Register HD500, 6200, 7002, 7005 (HDC-2R) 1205, 1211 and...

White paper water pad furnace humidifier water panels feature higher absorption and output. Features a microfree anti-microbial treated surface. Fits Aprilaire 110, 220, 500, 500A, 550, 550A, 558, CHIPPEWA 200. Fits Honeywell HE220A, 220B, 225A, 225B...

Point pierces any ordinary stove pipe. Steel spindle is 1-piece continuous construction. This unique spike and handle system is made of sturdy steel. Disc is made of cast-iron. Full-tension grip is not affected by heat. Spindle has a hump guide that...

Point pierces any ordinary stove pipe. Steel spindle is 1-piece continuous construction. This unique spike and handle system is made of sturdy steel. Disc is made of cast-iron. Full-tension grip is not affected by heat. Spindle has a hump guide that...

For gas heating, ventilation, and air conditioning only. Not for use with solid fuel appliances. Outside surface smooth. Snap-lock.

Designed with a dome to exclude rain and leaves and a lower skirt to deflect wind for proper chimney draft. The three legs slide down over the outside of the chimney pipe. A cinch band is then positioned over the legs and tightened to hold the top firmly...

Experience year-round comfort with the Denali Aire reversible twin window fan. Its twin fan blades, combined with three-speed settings, provide versatile airflow options. Switch between fresh air intake and exhaust without removing the fan, making it a...

Ideal for general purpose exhaust applications. Made from 3-ply aluminum foil laminate with a maximum operating temperature of 250 degree F. UL listed and marked. Not approved for dryer ducting.