The "SINGLE" (With Pressure Adapter)
Seal supply vents for duct leakage testing with this 100% reusable system. The "Single" features a 1/4" barbed adapter to attach your reference hose. That's the green hose on a Duct Blaster® or the blue hose on a DucTester™. The "Single" can also be used as a small pressure pan. Comparably sized "pressure pans" sell for $80.
*Pole RAT™ remote attachment tool is sold separately.