Wasps, mud daubers, birds, and rodents pose a serious threat to the water heater on your RV. They can enter through the heater vents and cause serious damage by building nests that interfere with air flow. The Camco Model WH 500 Flying Insect RV Water Heater Screen fits Atwood 6 and 10-Gallon and Suburban 6-Gallon water heater vents. This easy-to-install screen will help ensure that your vent stays free from costly invasion by unwanted pests.• Screen measures 6" x 8.5" x 1.3"• Fits Atwood 6 and 10-Gallon and Suburban 6-Gallon water heater vents• Protects the water heater from flying insect nests• Easy to install with included tool• Heavy-duty stainless steel mesh cover Heavy-duty stainless steel mesh cover Installs easily with included tool Screen measures 6"" x 8.5"" x 1.3"" | Camco Flying Insect Screen for Atwood 6 and 10-Gal. and Suburban 6-Gal. Water Heater Vents