Replace a cracked, faded, or missing lower refrigerator vent base with this direct-fit Camco 42164. Designed for Norcold and domestic-style RV refrigerator vent openings, this base provides the proper airflow channel at the bottom of the vent cavity -- keeping your refrigerator running efficiently while protecting the opening from road debris and weather. Mounting hardware is included so you can complete the swap without a hardware store run.
Absorption-style RV refrigerators -- including Norcold and Dometic units -- depend on free airflow through the exterior vent cavity to dissipate heat from the condenser coils. A damaged or missing vent base disrupts that airflow at the critical lower intake point, which can lead to poor cooling performance or overheating. The Camco 42164 restores the correct vent geometry and keeps bugs, moisture, and road debris out of the refrigerator compartment.
Constructed from UV-stabilized polypropylene, this base is built to handle years of sun exposure, road vibration, and temperature cycling without cracking or fading. The black finish blends with standard RV exterior trim panels.
High-quality polypropylene resists sun damage, cracking, and color fade -- even after years of outdoor exposure on the road.
All mounting hardware needed for installation is included in the box. No separate trip to the hardware store required.
At 26.25 inches wide, this base spans the standard lower vent opening used on Norcold and many domestic-style RV refrigerators.
Use with the Camco 42163 RV Refrigerator Vent Cover (sold separately) for a complete, matched upper-and-lower vent assembly.
The Camco 42164 is designed to fit domestic-style and Norcold/Camco refrigerator vent base openings on a wide range of RV makes and models. It is the lower section of the two-piece vent assembly. If you are replacing only the base, the matching cover is the Camco 42163 (SKU 22-0005), sold separately on this site.
Installation is straightforward for most RV owners comfortable with basic hand tools. The existing base is typically secured with screws through the exterior sidewall. Remove the old base, transfer or use the included hardware, and fasten the new base in place. Verify the vent cavity is clear of debris and insulation before reinstalling.
RV absorption refrigerators are sensitive to restricted airflow. A cracked or missing vent base allows hot air to recirculate into the lower intake rather than drawing in cooler ambient air. This can raise the condenser temperature and reduce cooling efficiency -- a common cause of "my fridge isn't keeping up" complaints in warm weather. Replacing a damaged base is one of the lowest-cost, highest-impact maintenance steps you can take for refrigerator performance.