Duct Ninja™ Return Grille Seal for Duct Leakage Testing

Duct Ninja™ Return Grille Seal The Duct Ninja™ is a reusable return grille sealing system designed for duct leakage testing under depressurization. Instead of climbing ladders and taping plastic over return grilles, technicians can seal the grille from the floor using a pole-mounted frame and tensioned sealing sheet. The result is faster setup, cleaner tests, and no disposable tape waste. Watch Duct Ninja™ in Action Frame Update followed by real field setup showing the patent pending Duct Ninja™ sealing a return grille during duct leakage testing. Why the Duct Ninja Exists Sealing supply registers during duct testing is easy with Vent Caps. Return grilles are the part that slows every technician down. Ladders Tape Plastic Time wasted sealing drywall instead of testing ducts The Duct Ninja solves this by sealing the return grille quickly from the floor. Current Production Design Rigid frame for consistent sealing Full-size Ninja Skin™ sheet Simple setup with fewer parts Compatible with standard painter's extension poles In stock and ready to ship Why Technicians Use It Seal return grilles from the floor Reduce ladder trips Eliminate tape and plastic waste Speed up duct leakage testing setup Reusable equipment built for field work Field Feedback Maria West — Blower Door Queen “The new cloth works 100 times better than the original. We don’t even use the clips anymore.” “We’ve run about 10 tests since the update and everything works great. The solid bars are definitely the way to go.” Brett White — Southern Valley Services “The new setup worked great. It was significantly less leakage than tape.” “It sucked right up to the return grille.” Ideal For Home performance contractors HVAC testing crews Energy auditors HERS raters Duct leakage testing workflows Important: The Duct Ninja™ is designed for depressurization duct leakage testing. It works by drawing the Ninja Skin™ sheet into the return grille using airflow. What’s Included Duct Ninja™ frame Ninja Skin™ sealing sheet Central support beam Assembly and setup video access Extension poles sold separately. No Version Regret Protection Full-price purchases include update parts for up to two future revisions that materially improve durability or performance. Update parts provided as needed. Does not include optional accessories. Order Today Seal return grilles faster, climb fewer ladders, and eliminate disposable tape from your duct testing workflow with the Duct Ninja™.