Retrotec Blower Door | 5100 Series - NO GAUGE

Retrotec 5100 Blower Door System (Without Gauge) Upgrade Your Testing Power—Gauge-Free Flexibility The Retrotec 5100 Blower Door System delivers top-tier performance for residential and light commercial air leakage testing. Designed for professionals who already own a compatible digital gauge, this system lets you expand your capabilities without paying for extras you don't need. ✅ Key Features: Engineered for Precision: Powerful fan with six calibrated flow ranges for pinpoint results. Quick Connect Frame: Faster setup with extra support crossbars for rock-solid stability. Rugged & Reliable: Built with Retrotec’s legendary 10-year fan shell warranty for peace of mind. Flexible Control: Ready for manual operation or automation when paired with your DM32 or DM32X gauge. Complete System: Includes fan, rings, cloth, frame, and all essential accessories—just connect your existing gauge and go! 📦 What's Included: Retrotec 5100 Series Fan Quick Connect Aluminum Frame with Crossba