Ultra-Fab 53945140 Mud Dauber Screen for RV Furnace Vents

The Ultra-Fab 53945140 Mud Dauber Screen is a protective accessory designed to prevent mud dauber wasps and other insects from entering RV furnace exhaust vents. This simple yet effective screen acts as a barrier against pests that can build nests and block ventilation, which could lead to furnace malfunction or carbon monoxide buildup.

Key Features:

• Prevents mud daubers, wasps, and insects from nesting in furnace vents
• Maintains proper airflow for safe furnace operation
• Easy to install on exterior furnace vent openings
• Durable construction for long-lasting protection
• Essential safety accessory for stored or seasonally-used RVs

This screen is particularly important for RVs in storage or parked for extended periods, as mud daubers are attracted to dark, protected spaces and can quickly build nests that obstruct furnace vents. Regular inspection and proper screening help ensure your RV heating system operates safely and efficiently.