Z-Vent is a factory built, engineered AL29-4C special gas vent pipe, suitable for positive or negative pressure. Z-Vent is UL tested and listed to UL1738/S636. CAT II, III, IV venting approved.
Used as a fire stop and support on a vertical installation when penetrating a floor or ceiling. Available in either 3" or 4" diameter. Base is 16" x 16"
For a complete copy of the specfication sheet, please click here.
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