The Mr. Heater 4 in. Vertical Vent Kit is 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
- Please check and adhere to all state and local codes before installation
- R. Heater's vertical vent kit allows Category 1 Unit/Utility heaters to comply to both the Canadian Standard (S605) and the US Standard (UL441)
Note: This product may require up to 2 additional days for order processing prior to shipping