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Keep pesky mud daubers, mice, wasps, frogs, birds and spiders from nesting in your appliances. These stainless steel screens and springs will not block air flow to and from your furnace. Install easily with tension springs and installation tool (included).

Keep pesky mud daubers, mice, wasps, frogs, birds and spiders from nesting in your appliances. These stainless steel screens and springs will not block air flow. Installs easily with tension springs and installation tool (included). Designed for Norcold RV refrigerator vents. Includes three screens...

Keep pesky mud daubers, mice, wasps, frogs, birds and spiders from nesting in your appliances. These stainless steel screens and springs will not block air flow. Installs easily with tension springs and installation tool (included). Designed for Dometic RV refrigerator vents. Includes three screens...

Keep pesky mud daubers, mice, wasps, frogs, birds and spiders from nesting in your appliances. These stainless steel screens and springs will not block air flow to and from your furnace. Install easily with tension springs and installation tool (included). R600A: This is a...

Keep pesky mud daubers, mice, wasps, frogs, birds and spiders from nesting in your appliances. These stainless steel screens and springs will not block air flow to and from your furnace. Installs easily with tension springs and installation tool (included). The W-100 Mud Dauber...

Keep pesky mud daubers, mice, wasps, frogs, birds and spiders from nesting in your appliances. These stainless steel screens and springs will not block air flow to and from your furnace. Install easily with tension springs and installation tool (included). Requires (1) W-1500, (2)...

Keep pesky mud daubers, mice, wasps, frogs, birds and spiders from nesting in your appliances. These stainless steel screens and springs will not block air flow to and from your furnace. Installs easily with tension springs and installation tool (included). RV Water Heaters Fits...

Keep pesky mud daubers, mice, wasps, frogs, birds and spiders from nesting in your appliances. These stainless steel screens and springs will not block air flow to and from your furnace. Install easily with tension springs and installation tool (included).W600: Fits Suburban 6 gallon...