A Vehicle Specific item is specifically designed for the exact measurements of your vehicle. No alterations are required.

A universal fit item is designed to fit and work with almost any vehicle. It will work with your vehicle, but may require some modifications to fit exactly.
RV > RV Ventilation : SIDE VENT
 
$18.99
CAMCO FLYING INSECT SCREENS - RV STOVEProtect your RV valuables by installing Camco's flying insect screens. These insect screens are extremely easy to install and ensure complete protection from harmful pests.

MAXXAIR® WINDOW/MAXX™ RV LOUVERED WINDOW VENT
$52.99
Lets in fresh air to eliminate smoke, odors, mustiness and heat buildup.

CAMCO REPLACEMENT SCREEN CLIPS
$3.99
Camco replacement window screen clips are perfect to be used with Hehr windows. These clips help keep your screens firmly in place. Sold in a pack of five.