Mr. Heater

Mr. Heater Big Maxx Silver Wall-mounted Garage Heater Vent Kit
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.
Category 1 vertical 4 in vent kit for use with Mr. Heater Big Maxx or Heatstar by Enerco brand unit heaters ranging from 50,000, 80,000, and 125,000 BTUs
Includes: 4 in x 36 in B-vent pipe, two 4 in x 24 in vent pipe, 4 in 90-degree elbow, roof flashing, storm collar, vent cap, and gas vent fire stop spacer
Complies with US standard (UL441) and Canadian standard (S605)
Single and double wall venting pipes
Adjustable roof flashing
This kit provides the pieces needed for an average installation - additional pieces may be needed
Compatible with MHU50, MHU80, MHU125, HSU50, HSU80, and HSU125
Depth (Inches)   6.5
Width (Inches)   13.5
Height (Inches)   37

Returns Accepted for this item if it's within 14 Days