Mr. Heater F102848 Category I 4 Inch Stainless Steel Vertical Vent Kit for Big Maxx Natural Gas Heaters Including MHU80, MHU50, MHU75, and MHU45

Upgrade, repair, or replace the ventilation with your garage or shop heater with this Mr. Heater F102860 Category III 4-Inch Stainless Steel Vertical Vent Kit. This vent kit attaches to your natural gas heater and keeps your work area’s air clear and breathable.

This ventilation kit is designed to work with Mr. heater Big Maxx natural gas heaters, including models MHU80, MHU50, MHU75, and MHU45. Big Maxx natural gas heaters keep your garage, shop, or barn warm throughout the year, and must be vented to keep you safe. This vent kit will vent fumes away from you. The vertical vent kit expels air vertical through your ceiling. It uses 4-inch stainless steel piping, and will require a wall cutout.

You’ll get everything needed for safe, vertical venting. This vent kit includes an adjustable elbow, adapter, b-vent pipe, 2 vent pipes, wall thimble, roof flashing, storm collar, and vent cap.

Product Highlights

• Keep your garage or shop well-ventilated when using a natural gas heater with this vertical vent kit
• Ventilation kit works with Mr. Heater Big Maxx natural gas heaters including models MHU80, MHU50, MHU75, and MHU45
• Includes all parts needed for safe, vertical venting with 4-inch-diameter piping
• Comes with adjustable elbow, adapter, vent pipes, ceiling thimble, roof flashing, storm collar, and vent cap
• Model number: F102848; instructions included