Flying Insect Screen for Duo-therm, Suburban and Durotherm Furnaces

Catalog Item # 37390

Protect your furnace and fan unit from flying insects.

Wasps, mud dauber nests, birds and rodents pose a serious threat to your RV water heater, furnace and stove. They can enter through vents and openings and cause serious damage by building nests that interfere with air flow. Protect your valuable investment by purchasing and installing Camco's Flying Insect Screens. These easy-to-install screens will help ensure that your vents stay free from costly invasion by unwanted pests.

Technical Specifications

Less than 1 lb.

Camper's Choice Rating

Reviewer rating of 5 stars based on 8 reviews (5 Based on 8 Reviews)

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  • Easy to install (1)


by Anonymous – October 20, 2011
5 out of 5 stars

Perfect fit and easy to install

Insect Screens for Refrigerator vents

by Anonymous – August 29, 2012
5 out of 5 stars

I installed these screens in less than 5 minutes. I was not sure I would like them when I first received them, but after I install

Flying Insect screen for Duo-therm.

by Robert M. – August 28, 2012
5 out of 5 stars

Was very easy to install and works very well.

peace of mind

by Anonymous – June 07, 2012
5 out of 5 stars

very happy knowing that bugs won't crawl up into furnace &clog it up

great purchase

by Julie Bernhardt – June 11, 2012
5 out of 5 stars

excellent purchase, well worth the money to keep the wasps and bees out

by Bud – October 26, 2015
The only circular screen in the 5" diameter range is Camco part#42143 which has a 6-1/2" diameter. We do not carry this particular model.
by Camping World – December 29, 2015
by Anonymous – April 06, 2014
Each screen is 2 7/8" diameter and 1 5/16" deep.
by Camping World – April 09, 2014
by Will – March 23, 2014
Yes, it is a set of two
by Camping World – March 23, 2014

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