Products / GAF Master Flow Goose Neck Vents

Master Flow Goose Neck Vents are GAF's hooded roof-mounted vents for taking bath exhaust fans, range hoods, dryers and other residential appliances out through the roof, offered in galvanized, aluminum and black galvanized finishes. Models fit 4, 5, 6 and 10 in. pipe diameters on bases from 9 x 11 in. to 16 x 12 in.; GAF notes the screen must be removed when venting a dryer and that local building code officials should be consulted for approval. The page's size table lists model GNV7BL with the same 6 in. fit and dimensions as GNV6BL.