Positest Air

Quickly and easily detect air and water leaks in building envelopes and rigid air barrier systems. Ideal for testing penetrations (fasteners, masonry ties, etc.) and continuity of joints and seams in rigid air barrier systems.

For use with...

  • Single and two-ply membranes
  • Liquid applied membranes
  • Sprayed Polyurethane Foam (SPF)
  • Boardstock
  • Metal Liners
  • Exterior Insulation and Finish Systems (EIFS)
  • EPDM roofing systems
  • Waterproofing and more


  • Each kit comes with everything needed for testing
  • Includes FREE downloadable PosiSoft Desktop Software for PC
  • One year warranty


  • Internal memory stores up to 200 test results with rate, time duration, limit and user-entered Pass/Fail conclusion
  • High accuracy pressure sensor
  • Conforms to National Standards including ASTM E1186


  • Portable, lightweight tester can be used in any position
  • Environmentally sealed enclosure - dustproof and waterproof
  • Built-in rechargeable batteries perform up to 200 tests per charge. Continue testing with AC power while batteries recharge. Supplied with universal AC adapter.
Pressure Differential Range
100 – 900 Pa
Rate of Depressurization
5 – 30 Pa/Sec
Test Chamber Size
Ø16" (40 cm) Base
1 Pa
± (10% + 10 Pa)
Carry Case Dimension
38 cm (15") x 48.3 cm Ø (19")
3.8 kg / 8.5 lbs.
Shipping Weight
6.7 kg / 14.7 lbs.
PosiTest AIR Leak Tester Full Instruction Manual
PDF Document
PosiTest AIR Leak Tester Literature
PDF Document