Witten Automatic 304LGR Automatic Foundation Ventilator, 8" x 16"
Automatically opens at 70 degrees Fahrenheit, closes at 40 (approximately). Key working mechanism, bi-metal coil, fully enclosed by protective cover. No electrical hook-up required. Stainless steel and corrosion resistant metal parts. 62 square inches net free area. Heavy-duty aluminum mesh screen, front and back.
- Size: 8" x 16"
- Material: Thermoplastic
- Automatically opens at 70 degree F, closes at 40 degree F
- Finish: Gray
- With 18" lintel for new construction
- High density thermo-plastic construction