With 18 in L x 1 3/4 in W built-in lintel for new block, brick or frame foundation construction. Durable polypropylene construction. 40 sq-in net-free area. 1/8 in aluminum screen. 8 in x 16 in.
Product Details
Manufacturer: WITTEN AUTOMATIC VENT
Manufacturer's Part Number: PMS-1
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Product Specifications
| Color | Gray |
| Material | Polypropylene |
| Net Free Ventilating Area | 40 sq-in |
| Rough Opening Size | 8 in L x 16 in W |
| Suitable for | New Block, Brick or Frame Foundation Construction |