Witten A-ELBLACK Plastic Auto Foundation Vent Trending_Items Manual control features

Manual control features

Structural adhesive putty for filling and rebuilding missing wood

Recoil start/Electric push start

Contemporary metal end cap for added heft and balance

Witten A-ELBLACK Plastic Auto Foundation Vent Trending_Items Manual control featuresAutomatically opens at 70 degrees Fahrenheit, closes at 40 (approximately). Key working mechanism, bi metal coil, fully enclosed by protective cover. Heavy duty aluminum mesh screen, front and back. 8" x 16". No electrical hook up required. Highlights: 62 square inches net free area With 18" lintel for new construction Fits standard 8" x 16" vent openings High density thermo plastic construction Stainless steel and corrosion resistant metal parts