How To Install a Window or Vent in Your Van or Camper？

Installing a window or vent in your van or camper can significantly improve ventilation and lighting, even though it may seem counterintuitive to cut a hole in the side of your vehicle. Despite the initial apprehension, the task is relatively straightforward and yields a worthwhile result.

Tools Needed:

Angle grinder with a steel cutoff disc
Dremel tool with steel cutoff wheels
Fire extinguisher
Permanent marker pen
Safety glasses or a clear face shield
Screwdriver or screw gun (for tightening screws to the window frame)
Tape measure
Work gloves
Materials Needed:

100-grit sandpaper or a flat file
Cardboard (for template)
Masking tape
Rust-Oleum paint or a similar product
Van window
Note: All safety precautions should be taken while performing this task.
Locating and Marking the Window Placement
Firstly, decide where the window should be installed and mark each corner’s position. Check the interior van wall space for any obstructions such as wires, sensors, structural supports, or flammable materials.

Marking the Cutout Hole
Use the manufacturer’s window template and a permanent marker pen to outline the hole on the outside of the van body. If there is no template provided, use the window to trace the cutout pattern, making sure the hole is smaller than the flange to provide something to pinch. To ensure the window is straight and in line with the van body, measure from a straight edge on the van, avoiding the use of a level.

Cutting the Hole for the Window
Double-check the cutout mark’s location and wear gloves and protective eyewear. Have someone watch the inside to prevent fires. Use an angle grinder to cut the four straight sides of the window cutout, stopping just before the curve of each corner. Use a Dremel tool with a cutoff disc to complete the curved cutouts around the corners.

Smoothing and Sealing the Cutout Hole
Carefully smooth any jagged edges around the cutout hole with sandpaper, a file, or emery cloth to prevent cuts. Coat the cut edge with a rust-resistant paint or coating to prevent rusting.

Installing the Window
Follow the manufacturer’s instructions to install the window in the opening. A helper should hold the window against the outside opening, while the retainer ring is installed from the inside. Starting from each corner, install the screws through the retainer ring and into the window frame. Tighten all screws to ensure the retainer ring pulls the window frame and sealing gasket tightly against the van body. Check the window’s operation and tighten all screws.