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Monitor Heater Long Extension Kit



Fits all Monitor Heaters Part # 157002 or Part # 8002


This kit extends the distance between the exhaust port in the back of the heater to the flue pipe that goes thru the wall from 38" to 73"


Use this part if you need to exhaust your heater anywhere but directly behind the can exhaust to the left, right or up by the measurements stated. This part connects to the flue pipe which is NOT included. If you have a thick wall to go through, you will need a Flue Pipe Extension and those are available in our web store.


SHIPPING: We ship SAME BUSINESS DAY if payment is received by our daily deadline excluding holidays and when we put our store on vacation or when handling time has been increased temporarily.

If you need a shipping option other than the ones we have listed, such as INTERNATIONAL, OVERNIGHT, FEDEX or UPS, etc, contact us PRIOR to ordering and we will make the option available for you. We are limited in the number of options that we can offer in the listing but will be happy to add on any option that you need.


INTERNATIONAL BUYERS: Returns are NOT accepted for International Buyers. We are not liable for lost, damaged or stolen items. We please advise you to "Buy at your own risk" when purchasing internationally as the package is out of our control once it leaves the United States. You may incur additional expenses and or fees charged by your country for this item. The price that you have paid us for shipping only covers shipping the item to you, it does not cover additional fees (import, taxes, etc.) that may be required and collected by your country.


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Thank You for Shopping!!!

Monitor Heater Parts # 8002 or #157002 Long Extension Kit All Monitor Heaters

  • Monitor Heater Extension Kits

    We have four different Monitor Heater Extension Kits.  These kits are listed below with details. 

    • Monitor Heater Extension Kits are for installations where you need to install the flue pipe somewhere other than directly behind the heater. 
    • You can have the flue pipe up to 16.5 feet away from the exhaust port on the back of the heater (Left, Right, Diagonally, or Up) but not down. 
    • You must have a Monitor Flue Pipe (not included in this sale) to connect the extension kit to.  
    • This kit increases the distance from the exhaust and air ports on the back of the heater to the exhaust and air ports on the flue pipe.   
    • Toyostove Laser Heater Extension Kits and Flue Pipes are NOT interchangeable with Monitor Heater Extension Kits and Flue Pipes.  

    Monitor Extension Kit Options:

    Maximum Lengths and Bends Allowable using Extension Kits:

    Refer to photos included in listing for examples

    • 16.5 feet MAX length - 1 (one) 90° bend 
    • 13 feet MAX length - 2 (two) 90° bends 
    • 10 feet MAX length - 3 (three) 90° bends 

    You may have to use a different Air Damper if you use an extension kit:  

    Depending on which model Monitor Heater that you are installing as well as which extension kit(s) and your altitude, a different Air Damper may be required.  Please Contact Us for details.  


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