JCJ

About JCJ Enterprises

JCJ Enterprises is a specialized manufacturer of protective vent screens for recreational vehicles, best known for their signature Mud Dauber product line. Sold under the mud-dauber.com brand, JCJ has built a loyal following among RV owners and enthusiasts who understand the real-world damage that insects, birds, rodents, and debris can cause to a rig's critical ventilation systems.

The premise behind every JCJ product is simple but important: the exterior vent openings on an RV are invitations for mud dauber wasps, mice, birds, tree frogs, and spiders to nest inside furnaces, water heaters, refrigerators, and fan units. Once inside, these pests can block burners, damage fan motors, and create dangerous obstructions — often going unnoticed until a costly failure occurs. JCJ's precisely fitted screens close off those entry points without restricting airflow, keeping vital appliances running safely and efficiently.

The Mud Dauber Screen Line

JCJ Enterprises offers a wide range of screen models engineered to fit the most popular RV appliance brands and configurations. Their screens are constructed from heavy rust-resistant stainless steel, ensuring durability in outdoor and all-weather conditions. Each screen ships with installation instructions and mounting hardware, making installation straightforward for both seasoned RVers and first-timers.

The product lineup covers the three most vulnerable vent locations on any RV:

• Refrigerator Vents: Screens sized to fit common RV refrigerator vent grills, blocking nesting pests before they can damage cooling fins or block exhaust passages.
• Water Heater Vents: Protective screens compatible with popular water heater brands such as Atwood and Suburban, safeguarding pilot assemblies and burner tubes from obstruction.
• Furnace & Heater Vents: Screens designed for major RV furnace brands including Hydroflame, Coleman, Sol-Aire, and Suburban, preventing fan motor damage and burner blockage without reducing heat output.

Why RV Owners Trust JCJ

A mud dauber nest in an RV furnace or water heater burner is one of the most common — and most preventable — causes of appliance failure on the road. JCJ Enterprises recognized this niche need and developed a focused product line that addresses it directly. Their screens are stocked by major RV parts retailers and have become a go-to recommendation in the RV community for pre-season and post-storage maintenance checks.

Whether you're a full-time RVer, a weekend camper, or prepping a rig after winter storage, installing JCJ Mud Dauber screens on your refrigerator, water heater, and furnace vents is one of the simplest preventive maintenance steps you can take to protect your investment.