GAF

1 Campus Drive

Parsippany, NJ 07054

Master Flow® Automatic Foundation Vent - FVRABL

Features
  • Many choices available – power, automatic, grate, block, and grill styles
  • Powered model fits in typical foundation vent openings
  • Automatic style opens at 70oF, closes at 40oF
  • Grate style for foundation blocks
  • Block style for block, brick, or frame
Description
Automatically opens at 70°F, closes at 40°F. Helps prevent foundation decay. Lowers risk of frozen pipes.
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