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The Aura PVC Vent Cap has a patented, engineered design that continually exhausts air with no moving parts. The vertical louvers in its inner cylinder keeps insects, birds and animals from entering the PVC pipe, allowing optimal air flow and no maintenance.

10 Pack Black Universal Gas Diesel Water Fuel Can Jerry Jug Air Vent Replacement Cap Plug

Use these caps for LP and gas-fired appliances to prevent weather, debris and birds from entering the vent. Only a wrench and screwdriver are needed to quickly and easily install. Heavy-duty aluminum construction resists rust and corrosion.

Supplement your central air conditioning with an easy-mount window air conditioner and control the temperature in the room by adjusting its fan speed. Watch for the newer models with a thermostat. These units can automatically direct cooled air to the warmest part of a room.

Stainless steel ventilation grilles exterior wall air vent cap with anti insect grille, louvers, screw fixings, retainer clips and seal. It has a fine mesh to keep mouse out and a weather seal to prevent unwanted leaks and drafts.

Vent caps and louvers feature specially designed baffles or hoods that allow air to flow freely while preventing rainwater from entering. The angled design and protective features ensure that rainwater is directed away from the openings, keeping the interior dry.

Choose from our selection of vent caps, including weather-resistant breather vents, breather vents, and more. Same and Next Day Delivery.

Mar 24, 2015 · How do air vent caps work? From basic shut-off caps, used when system pressurization is necessary, to advanced hygroscopic caps and anti-suction caps, we've got your air vent needs covered.