Heater Parts
Keep Your Heater Working
A heater doesn't need to be replaced because one component wears out. LionCove carries genuine replacement parts for many of the heaters we sell, helping you maintain, repair and keep your equipment working for years to come. Are you replacing a worn component? Or tracking down a specific part number? We'd be happy to help you find the right replacement.
Heater Parts Diagrams
DeWalt Heater Parts Diagrams
HeatStar Parts Diagrams
Browse All Heater Parts
With thousands of heater parts available, the quickest way to find what you need is by using the filters. Narrow your search by model, brand or heater type, or search by the manufacturer's part number if you already have it. If you can't find the part you're looking for, please contact us—we'll be happy to help identify the correct replacement.
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Ceramic Burner Tile for MH9BX
5.0 / 5.0
(3) 3 total reviews
Regular price $27.36 CADRegular priceSale price $27.36 CAD -
Big Maxx Heater Fuel Conversion Kit - Natural Gas to Propane
Regular price $79.47 CADRegular priceSale price $79.47 CAD -
Thermocouple Assembly for Tank Top Heaters
5.0 / 5.0
(3) 3 total reviews
Regular price $14.88 CADRegular priceSale price $14.88 CAD -
Electrode Kit for Forced Air Kerosene Heaters
4.33 / 5.0
(6) 6 total reviews
Regular price $15.87 CADRegular priceSale price $15.87 CAD -
Buddy Tile Replacement Kit - MH9B, MH18B
3.0 / 5.0
(3) 3 total reviews
Regular price $53.20 CADRegular priceSale price $53.20 CAD -
3" Vent Adapter for MHU/HSU Unit Heaters
5.0 / 5.0
(1) 1 total reviews
Regular price $13.68 CADRegular priceSale price $13.68 CAD -
10' Buddy Series Hose Assembly
5.0 / 5.0
(3) 3 total reviews
Regular price $62.39 CADRegular priceSale price $62.39 CAD -
Pressure Switch for MHU80, HSU80 Unit Heaters
5.0 / 5.0
(1) 1 total reviews
Regular price $54.72 CADRegular priceSale price $54.72 CAD -
Pressure Switch Tube for MHU/HSU Unit Heaters
4.0 / 5.0
(1) 1 total reviews
Regular price $12.16 CADRegular priceSale price $12.16 CAD -
Limit Sensor for MHU/HSU75-MHU/HSU80 Unit Heaters
5.0 / 5.0
(3) 3 total reviews
Regular price $16.72 CADRegular priceSale price $16.72 CAD -
Universal Fuel Filter - Switch Out Every Year
Regular price $20.72 CADRegular priceSale price $20.72 CAD -
Complete Back Panel with Fan Assembly for MH18B - Grey
4.86 / 5.0
(7) 7 total reviews
Regular price $78.22 CADRegular priceSale price $78.22 CAD -
Gas Valve LP for MHU/HSU Unit Heaters
5.0 / 5.0
(1) 1 total reviews
Regular price $153.31 CADRegular priceSale price $153.31 CAD -
Nozzle Adapter for 50k to 75k BTU Forced Air Kerosene Heaters
5.0 / 5.0
(1) 1 total reviews
Regular price $7.60 CADRegular priceSale price $7.60 CAD -
Vent Adapter for MHU/HSU Unit Heaters
Regular price $13.68 CADRegular priceSale price $13.68 CAD -
Fan Motor for MHU/HSU Unit Heaters (MHU75, HSU75, MHU80, HSU80)
5.0 / 5.0
(3) 3 total reviews
Regular price $375.44 CADRegular priceSale price $375.44 CAD -
Flue Box Gasket for MHU/HSU Unit Heaters
4.0 / 5.0
(1) 1 total reviews
Regular price $23.04 CADRegular priceSale price $23.04 CAD -
Black Front Handle for MH9BX
2.0 / 5.0
(1) 1 total reviews
Regular price $7.60 CADRegular priceSale price $7.60 CAD -
Back Cover with Fan for MH18B
4.0 / 5.0
(4) 4 total reviews
Regular price $78.22 CADRegular priceSale price $78.22 CAD -
Black Back Handle for MH9BX
5.0 / 5.0
(1) 1 total reviews
Regular price $7.60 CADRegular priceSale price $7.60 CAD -
Flame Control Board Assembly for MH125K through MH210K
5.0 / 5.0
(2) 2 total reviews
Regular price $65.36 CADRegular priceSale price $65.36 CAD -
Black Handle Assembly for MH18B
3.0 / 5.0
(1) 1 total reviews
Regular price $10.58 CADRegular priceSale price $10.58 CAD -
Igniter Assembly for Forced Air Kerosene Heaters (All Models)
3.0 / 5.0
(2) 2 total reviews
Regular price $173.28 CADRegular priceSale price $173.28 CAD -
Mr. Heater 12' Big Buddy Hose with Regulator
5.0 / 5.0
(1) 1 total reviews
Regular price $91.43 CADRegular priceSale price $91.43 CAD
Heater Parts Order Help
How do I find the correct part number?
Check the parts breakdown in your manual OR contact the manufacturer. Please have your heater's serial number on hand.
How do I search for a part number?
On LionCove.ca - type in your part number in the site's search bar. If your part doesn't show up, please contact us for help with ordering.
How do I order heater parts online?
Add the part to your cart and head to checkout. Choose your shipping option and payment method.
When will I receive my heater parts?
Most in-stock heater parts ship within 1–3 business days (Monday to Friday) from our Ontario warehouse and typically arrive within 1–7 business days, depending on your location.
Some replacement parts are special-order items and may require 4–6 weeks to arrive before they can be shipped. If this applies to your order, we'll let you know as soon as possible and keep you updated on the expected delivery timeline).
What if my heater is still covered by warranty?
If your heater is still covered by warranty, please contact Mr Heater. Have your heater's model and serial number available. If the replacement part is covered under warranty, Mr. Heater will arrange for it to be supplied under the terms of your warranty.
Are LionCove and Mr. Heater the same company?
No, we're not. LionCove is an independent Canadian retailer that carries products from lots of different manufacturers including heater products from Mr. Heater, HeatStar and DEWALT. We stock genuine replacement parts for many of the products we sell and can help customers identify the correct replacement parts, but we are not the manufacturer or a division of Mr. Heater.