The category 1 vertical 4 in vent kit provides class 1 single wall B-vent ducting for Mr. Heater Big Maxx unit heaters, ranging from 50,000, 80,000, and 125,000 BTUs. Complies with US standard (UL441) and Canadian standard (S605). Designed for vertical installation only. Kit includes 4 in x 36 in B-vent pipe, two 4 in x 24 in vent pipes, 4 in 90-degree elbow, roof flashing, storm collar, vent cap, and gas vent fire stop spacer. Other parts may be required for your specific installation needs. Please check and adhere to all state and local codes before installation.
Color/Finish Family: Silver
Manufacturer Color/Finish: Silver
Series Name: Big Maxx
Type: Garage heater vent kit
Depth (Inches): 6.5
Height (Inches): 37
Width (Inches): 13.5
Mounting Type: Wall-mounted
Package Quantity: 1
CA Residents: Prop 65 Warning(s): Yes
Warranty: 1-year limited
UNSPSC: 40101600
