If you manufacture, sell, service or own an RV, you have probably heard of MAXXAIR. Our vent covers, which we have been manufacturing since 1988, protect more than 2 million RVs. However, our reputation as the "RV Ventilation Solutions Pros" was built on more than this one product. We offer a complete line of innovative, quality ventilation products to maintain and protect your RV, while keeping cool and comfortable, rain or shine. Your #1 Source for RV Ventilation.