JCJ Enterprises M-800 Round Mud Dauber Screen

Mud Dauber Screens are an essential companion to your RV furnace. Eliminate costly repairs caused by mud daubers, wasps, mice, etc. These screens will not block air flow to & from the appliance. Made of heavy rust resistant stainless steel. Easily installed by tension springs & installation tool, included. Model M-800 (8 1/2" x 9 1/4" x 1 1/2") fits Hydroflame furnaces. one piece