Discover the Convenience of the Single Vent Cap with 1/4" Barbed Adapter—Your All-in-One Solution for Simplified Duct Leakage Testing and Pressure Panning! Say farewell to the mess and stress of conventional tape methods! The Single Vent Cap is a game-changer in the world of...

Transform the way you conduct duct leakage testing with the innovative, patented, Pole RAT (Remote Attachment Tool). Designed to make your life easier, this tool eliminates the need for cumbersome ladders, allowing you to efficiently seal HVAC ducts from the ground level. Simply attach...

Introducing the Total Home Pack: The Ultimate Duct Leakage Testing Solution You’ve Been Waiting For! Ready to ditch the hassle of old-fashioned vent tapes and inefficiencies? With the Total Home Pack of Vent Caps, discover the unbeatable combo of durability, ease, and cost-effectiveness—all rolled...

Large Vent Caps: The Reusable Solution for Maximum Efficiency Tired of wasteful, single-use sealing methods? Meet the Large Vent Caps by Vent Cap Systems—the future of efficient and eco-friendly duct sealing. Who Needs It? This product is an absolute must-have for: HVAC Contractors Energy...

Vent Cap Systems MiniPack: Your Ultimate Solution for Efficient and Eco-Friendly Duct Leakage Testing! The MiniPack includes 10 reusable vent caps: 9 standard vent caps (~10” x 16” inside the gasket) and 1 vent cap with a 1/4" barbed pressure adapter for specialized testing....

Your Hassle-Free Duct Leakage Testing Solution! If you perform duct leakage testing on multi-family units or smaller homes with just one HVAC unit, our 10 Vent Caps Pack is the perfect choice to seal the entire system effortlessly. No more wasting time and money...

Introducing the Vent Cap Systems 20 Pack - Your Green Duct Sealing Solution! Tired of dealing with cumbersome and expensive plastic tapes during duct leakage testing? Say goodbye to the hassle and wasted time with Vent Cap Systems! Our innovative, reusable, and non-adhesive option...

A Perfect Balance of Versatility and Savings Take your duct leakage testing efficiency to the next level with the 10-5 Combo. This value-packed bundle includes: 10 Regular Vent Caps: Inside gasket measurements of 10" x 16". 5 Large Vent Caps: Inside gasket measurements of...

Introducing the Vent Cap Systems Messenger Bag - Your Ultimate Duct Testing Companion! When it's time to set up your duct leakage test, make it hassle-free with our custom embroidered messenger bag. Designed to hold 20 Vent Caps, it's the perfect solution for carrying...

Replacement Plastic J Hooks – Vent Cap OEM Don’t toss your Vent Caps—restore them. These are the original factory J Hooks that come with every Vent Cap System. They're lightweight and are molded in plastic from our proprietary tooling overseas.  Full Disclosure:  I pull...

(Click pic for de-boxing video)   Duct Ninja™ – Now Shipping  The Duct Ninja™ is the faster, cleaner, reusable way to seal for duct leakage testing. No more climbing the ladder over and over. No more wasting time and money on disposable tape. What’s...