Test apparatustest apparatus duct leakage test system consists of duct leakage test system consists of.
Nc duct leakage test form.
Retrotec model 200 ductester operation manual for residential applications rev 2015 01 22.
All ducts air handlers filter boxes and building cavities used as ducts shall be sealed.
Utilize the sign tool to create and add your electronic signature to certify the duct leakage test report tra green form.
Duct air leakage test section 403 2 2 sample worksheet n1103 2 2 sealing.
Perform the hvac system air leakage test and record the cfm25.
6 name of tester company.
If different from above street.
Get and sign nc duct leakage test form pressure differential of 0 1 inches w g.
Insulation r total duct leakage test result sect.
Block if present the ventilation air duct connected to the conditioning system.
If all of the ductwork and air handler are in the conditioned space this test is not required.
The duct leakage information including duct leakage test selected and result tester name date and contact information shall be included on the certificate described in section n1101 3.
For the test criteria the report shall be produced in the following manner.
0 30 name of tester company.
Duct leakage test results rough in test air handler installed total leakage 6 cfm per 100 ft2 of conditioned floor area tested at a pressure differential 25pa 0 1 in w g across roughed in system all register boots taped or otherwise sealed.
25 pa across the entire system including the manufacturer s air handler enclosure.
Duct tightness shall be verified as follows.
89 example blank form duct leakage test form customer information.
Building air leakage visually inspected according to 402 4 2 1 or building air leakage test results sec.
Joints and seams shall comply with section 603 of the nc mechanical code.
Total duct leakage is accomplished by the use of a duct leakage tester alone and makes no representation to leakage to outdoors.
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Types of testing and total duct leakage test limits as described in iecc 2009 and adopted by the state of louisiana.
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