Protect your RV ventilation systems from insects, mice, and pests. The Ventmate Bug Screen prevents pests from entering and nesting inside your vented appliances while helping to maintain maximum air flow.• High-quality stainless steel screen and springs• Unique silicone rubber mount edging provides noise and scratch-free application• Chrome-finished wire ties look great and last longer• Fits Hydroflame 8500 Series with access door• Easy-grip tool with crossbar locator enables fast and easy spring installation• Measures 4-7/8"W x 4-1/2"H x 1-1/8"D Unique silicone rubber mount edging provides noise & scratch-free application Easy-grip tool enables fast & easy spring installation Fits Hydroflame 8500 Series Furnace with access door | NTP Ventmate Bug Screen for Hydroflame 8500 Series Furnace with Access Door