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Stop the invasion of unwanted insects, pests, and debris into your 2-vent Suburban and Dometic Duo-Therm RV furnace vents. Stainless-steel screens prevent wasps, mud daubers, and birds from building nests that interfere with your vent's airflow.
Features:
Specs:
Note: Be sure to inspect screens monthly and clean when necessary to maintain proper airflow.
Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.
Today, we're going to take a look at the Valterra Bug Screens for the Suburban and Duo-Therm RV Furnace Vents. This is for a quantity of two screens. Now these Valterra Bug Screens for your RV Furnace, these are specifically designed to fit the Suburban and Duo-Therm Furnace Vents. Very easy to install. They're made of a heavy duty stainless steel construction. They're designed to keep out any unwanted pests, and it minimizes the airflow restriction.
The part includes everything shown here, the two screens, the installation tool, the two spring fasteners that are used to install these, set of detailed instructions on how to install them. A few measurements on the screens themselves, the overall diameter probably 00:00:36 right at 2.8" and the depth of them is going to be right at 1 1/4" deep. Now just one note, you do want to make sure screens must be inspected monthly and cleaned when necessary to maintain proper airflow. That should do it for the review on the Valterra Bug Screens for the Suburban and Duo-Therm RV Furnace Vents. This is a quantity of two screens.
Ratings & Reviews

Richard
4/22/2026
It works great. I only needed 1 but I have a spare now. Where I put it there is no need to be attached. The door to my water heater holds it in place. It looks good there and does a great job of keeping pests out of the vent.

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Howard
3/30/2021
Still working like the day they were install. All I had to do was put up a sign that they came from etrailler and the bug run away.