Witten 8 In. x 16 In. Black Automatic Foundation Ventilator scout • Porcelain-enamel provides even heat

• Porcelain-enamel provides even heat retention and distribution

We’ve merged two amazing features into one kit

PROVA Mat features a strong polyethylene material to prevent water buildup

Insulates: 1 patio door or 1 picture window

It’s also great for grilling delicate foods that would typically fall through the grates

Witten 8 In. x 16 In. Black Automatic Foundation Ventilator scout • Porcelain-enamel provides even heatAutomatically opens at 70 degrees and closes at 40 degrees. Key working mechanism, bi metal coil, fully enclosed by protective cover. High density thermo plastic construction with stainless steel metal parts. Built in lintel. No electrical hook up. Heavy duty aluminum mesh screen, front and back. 1 year warranty.