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4″ Roof Jack Galvanized

4″ Roof Jack Galvanized

$11.04

Roof Jack 4″ ONLY PVC, Galvanized Flange

Metal roof jack for roof flashing penetrations for radon exhausts.  May also be used as a sub-membrane transition.

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Top Selling 4″ Roof Jack Galvanized

For use when radon exhaust system penetrates the roof.  4″ PVC ONLY MODEL.  SEPARATE ITEM 09-042-3G FOR 3″

PRO TIP: For crawlspace systems: use french connection, T riser, or ADS T to connect to sub-membrane pipe or mat loop, then penetrate through roof jack.  Roof Jack allows for a large space to secure membrane to using caulking.  Nice, clean look.

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