Best Windows for Enclosed Trailers: Top RV Cargo Replacement Windows
The right windows can transform an enclosed trailer into a more comfortable, ventilated, and secure workspace or living area. This guide highlights five top DOT-approved vertical sliding windows designed for cargo trailers, campers, and utility trailers. Each product supports common wall thicknesses and offers features like tempered glass, durable frames, and easy installation. Read on to compare options and find the best fit for your trailer project.
Summary of chosen products
| Product | Brand | Approx. Size | Wall Thickness Fit | Key Benefit |
|---|---|---|---|---|
| 2 Pack RV Window | NOVINO | 12″ W x 22″ H | 15/16″ or 1-3/8″ | |
| HECASA RV Window | HECASA | 12″ W x 22″ H | 55mm wall; adjustable interior ring | |
| AlloTemlass Vertical RV Window | AlloTemlass | 14″ W x 16″ H | 55mm wall; thinner option | |
| NOVINO RV Windows for Cargo Trailer | NOVINO | 15″ W x 22″ H | 15/16″ or 1-3/8″ | |
| RVSNAIL RV Window for Trailer | RVSNAIL | 12″ W x 22″ H | 15/16″ to 1-3/5″ thick walls |
NOVINO 2 Pack RV Window (12″ x 22″)
NOVINO’s 2-pack 12″ W x 22″ H vertical sliding windows are designed for cargo trailers, campers, and utility vehicles. They fit wall thicknesses of 15/16″ or 1-3/8″ and offer DOT-approved safety. The windows feature tempered glass for durability and a lightweight aluminum frame with a weather-resistant finish, plus a mesh screen and ribbed gasket seal. This package is ideal for adding a pair of windows or replacing a scratched unit in a trailer or van. The installation supports DIY upgrading of ventilation, privacy, and light control in a compact footprint.
Key features include high-visibility tinted glass to reduce glare, a trim ring for a clean look, and a corrosion-resistant frame suitable for frequent outdoor exposure. The included screen helps maintain airflow while keeping debris out, making these windows a practical upgrade for enclosed trailers used for cargo, mobile workshops, or temporary living spaces. A dependable option for users seeking DOT-verified safety and straightforward installation.
HECASA RV Window 12″ x 22″
HECASA presents a 12″ W x 22″ H vertical sliding RV window built for durability and privacy. This unit fits most RV trailers and cargo trailers, designed with glass for basic thermal and sound insulation, plus a rust-proof steel trim. The powder-coated finish enhances wear resistance, and the vertical slide design offers easy operation in tight spaces. The included screen helps prevent debris while maintaining ventilation, and the window’s sizing is compatible with standard 55mm wall thicknesses. This option is well-suited for DIY installations on vehicles that require a robust, privacy-focused solution with a straightforward mounting process.
AlloTemlass Vertical RV Window 14″ x 16″
AlloTemlass offers a 14″ W x 16″ H vertical sliding window with a tinted privacy pane and a trim ring. The aluminum alloy frame is corrosion-resistant yet lightweight, contributing to an efficient installation in tight spaces. The window is designed for a 55mm wall thickness, and it includes a complete installation kit for a smooth replacement. A mesh screen balances airflow and privacy, while the ribbed gasket and black decorative ring reduce wind resistance. This option is ideal for smaller trailer bays or van conversions where privacy and ventilation are a priority without adding significant weight.
NOVINO RV Windows for Cargo Trailer 15″ x 22″
NOVINO’s 15″ W x 22″ H vertical sliding windows provide a larger opening for enhanced ventilation and light in enclosed trailers. They are compatible with 15/16″ or 1-3/8″ thick walls, with a tolerance for minor wall variations (allow 1/16″ error). The DOT-approved design features tinted tempered glass, a sturdy aluminum frame, a durable mesh screen, and a ribbed gasket trim for a secure seal. The window is suitable for cargo trailers, travel trailers, and small motorhomes, offering improved air flow and privacy in a larger footprint than compact models.
RVSNAIL RV Window for Trailer
RVSNAIL targets compatibility with 15/16″ to 1-3/5″ thick walls in their 12″ W x 22″ H vertical RV window. The unit is DOT-certified and built with tempered glass for impact resistance and privacy. Its aluminum framing offers corrosion resistance and a trim ring provides a clean fit and reduced aerodynamic drag. The integrated fine mesh screen supports ventilation while keeping insects out. The ribbed seal design helps maintain interior temperature control, making this window suitable for cargo trailers converted into living or working spaces, or for use on traditional campers and vans.
Buying Guide: Key Purchase Considerations
- Wall thickness compatibility: Most cargo trailer windows fit 15/16″ or 1-3/8″ walls, with some models supporting up to 55mm. Verify your trailer wall thickness before choosing a unit.
- Glass and frame materials: Tempered glass provides durability and privacy; aluminum frames offer corrosion resistance and light weight. PVC or steel trim rings can influence sealing and weather performance.
- Ventilation vs. privacy: Tinted glass increases privacy and blocks sun, while screens promote airflow. Consider models with both features for versatile use.
- Installation kit and ease of retrofit: Some windows include full installation kits and simple mounting hardware, making DIY upgrades straightforward. Check for pre-drilled holes and gasket compatibility.
- DOT certification and safety: DOT-approved windows provide additional safety assurances for road travel, particularly in cargo trailers and living spaces that will encounter movement.
- Size and opening clearance: Larger windows yield more light and air but may require more structural modification. Balance opening size with interior layout needs.
- Maintenance and durability: Look for rust-resistant trims, weather-resistant seals, and screens designed to resist debris and wear in outdoor conditions.
- Replacement availability: If you’re upgrading an older trailer, choose models readily available as replacements to minimize custom fabrication.
When selecting windows for an enclosed trailer, it’s important to consider how you’ll use the space. For cargo-focused trailers, privacy and weather sealing might be prioritized, while for converted living spaces, a balance of ventilation, light, and insulation becomes crucial. The five products listed here provide a range of sizes, wall thickness compatibility, and material choices to accommodate common trailer configurations and American outdoor conditions. Each option supports safe, durable operation and straightforward installation, helping you optimize airflow, light, and comfort without sacrificing security.