!!
Monitor Heater Air Damper (Standard) for LP (Liquid Propane)
Part # 6655
Fits:  Propane Monitor Heaters Only:  Monitor GF3800 and Monitor GF500
FREE SHIPPING - USA
NOTE:  This air damper is for Monitor GF Propane Models GF 3800 and GF 500 ONLY
THIS IS NOT FOR KEROSENE MONITOR HEATERS
THIS IS NOT FOR NATURAL GAS MONITOR HEATERS
NOTE: The "STANDARD" damper is to be used with
extension kits up to a total overall length of 20
inches and a maximum of 3 bends (90° elbow).
The "EXTENSION" damper must be used when
extension kit or kits exceed 20 inches
Please refer to your owner's manual for specifics, we have
those available upon request as well 
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. 
FEEDBACK:  Customer satisfaction is our #1 goal and we strive to earn 5 star positive feedback on every item.  If you are pleased with your purchase, we would greatly appreciate if you would take a moment to leave positive feedback.  If you have any issues with your purchase, please contact us directly to resolve the issue so that we can earn your positive feedback.
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.   
Thank You for Shopping!!!