Description
Roof Jack 3″ or 4″ Plastic Flange
Comes as 3″. Pull rubber ring–discard–to fit 4″
$9.95
Comes as 3″. Pull rubber ring–discard–to fit 4″
For when radon system penetrates roof with 3″ or 4″ PVC.
Can also be used as a transition piece from sub-membrane to radon extraction point for crawlspace radon mitigation systems. Connect with ADS T fitting* underneath roof jack, then use caulking to adhere radon vapor barrier to the roof jack for a nice, clean and professional look. *May also use “french connection”
Comes as 3″. Pull rubber ring–discard–to fit 4″
Weight | 0.69 lbs |
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Dimensions | 15.5 × 12 × 3.62 in |