Color: BlackNFA (sq. in.): 50"Heavy-duty constructionHoneycomb grillFeatures a Bi-metal coil to open & close automatically
Helps in removing moisture that can lead to damp rot and eventually costly damage, as well as attract termites. Automatic Foundation Vent take the worry out of remembering to open and close vents as the weather changes, so the home can be protected from decay. The vent has a Bi-metal coil to open and close automatically without electricity. When the temperature reaches 70F the vent is fully opened to provide fresh intake air, and fully closes at approximately 40F to conserve energy and protect pipes. Easily installed using screws, or screw anchors or with retaining clips. Both are included with the vents. No mortar is required for installation. Color: Black NFA (sq. in.): 50" Heavy-duty construction Honeycomb grill Features a Bi-metal coil to open & close automatically At a temperature of 70 degrees the vent opens to provide fresh intake air & at 40 degrees the vent closes to conserve energy & protect the pipes Easily installed using screws, or screw anchors or with retaining clips.
Brand: Air Vent, Model: CECOMINOD079813