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> Witten automatic vent gray found auto vent a-el
Witten automatic vent gray found auto vent a-el
Witten Automatic Vent Gray Found Auto Vent A-el
* Made By Witten Automatic Vent Part Number: 304LGR
With 18" lintel for new construction. Fits standard 8" x 16" vent openings. High density thermo-plastic construction. Automatically opens at 70 degrees Fahrenheit, closes at 40 (approximately). Key working mechanism, bi-metal coil, fully enclosed by prote
