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Mr. Heater Big Maxx 4-in Horizontal Residential Adapter, B-Vent Pipe, Vent Pipe, Elbow, Wall Thimble, Roof Flashing, Storm Collar, Vent Cap
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4-in stainless steel horizontal vent kits are designed to fit the MHU75, HSU75, MHU80 and HSU80 model unit heaters
Designed for vertical installation only, other select parts may be required for your installation needs
Stainless steel meets new 2012 standards, stainless steel is required by code in most Canadian provinces so please check and adhere to all local codes before installation
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