{"product_id":"witten-306mwh-replacement-auto-foundation-vent-white","title":"Witten 306Mwh Replacement Auto Foundation Vent, White","description":"\u003cp\u003eReplaces old-style manual vents. Fits standard 8' x 16' vent openings. Automatically opens at 70 degrees Fahrenheit and closes at 40 (approximately). The key mechanism bi-metal coil fully enclosed in protective cover. Stainless steel compression spring with 1 adjustable screw for easy installation. 65 square inch net free area. High-density thermo-plastic construction. Stainless steel and corrosion resistant metal parts. Heavy-duty aluminum mesh screen front and back. No electrical hook-up required. 8' x 16'.\u003c\/p\u003e","brand":"Witten Automatic Vent","offers":[{"title":"Default Title","offer_id":45913252954164,"sku":"WBCARB00AYZTMHI","price":46.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/0441\/0420\/files\/41Dd85e0jTL.jpg?v=1741779235","url":"https:\/\/carkart.com\/products\/witten-306mwh-replacement-auto-foundation-vent-white","provider":"Carkart","version":"1.0","type":"link"}