Duct Sealing and Testing for HVAC System Change-outs

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Duct Sealing and Testing forHVAC System
Change-outs

• Procedures to Comply with Change-out Rules

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What Do I Do Now

• If you have determined that your Residential or
  NonResidential HVAC System Change-out requires
  duct sealing and testing follow these steps.

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Complete Your Work

• Complete your work as you would any other job.

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Contractor Test Seal

• Test and seal the ductwork as necessary.
• Contractor does not have to be certified to
  perform this test.

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Contractor Test Seal (cont)

• The sealing and testing does not have to be
  performed at the same time as the change-out
  work.
• It must be completed before the building permit
  is signed-off.

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Contractor Test Seal (cont)

• Contractor may hire another firm to test or seal
  but contractor is still responsible.
• HERS raters have test equipment and can perform
  tests for contractor
• HERS rater may not be hired to seal system.

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CF-6R

• After the system is sealed, form CF-6R is
  completed showing results of contractor tests.

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HERS Rater

• Contractor facilitates the hiring of a HERS rater
  to verify test results.
• HERS rater must review CF-6R for each job prior
  to performing their verification.

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Independent Third Party

• The HERS rater may NOT be an employee of the
  installing HVAC contractor.
• HVAC contractors may be HERS raters, but they may
  NOT test their own work.

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CF-4R

• The HERS rater will perform a duct leakage test
  and fill out form CF-4R.

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Building Department

• The building department must receive a properly
  completed CF-4R prior to signing-off the
  building permit.

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Sampling

• At the option of the HVAC contractor
• The HERS rater will verify 100 of the jobs or
• The HERS rater will verify a sample of the jobs.

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Sampling Rules

• Out of each SEVEN jobs that the contractor does,
  the HERS rater will test ONE job.

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Sampling Rules

• The jobs do not have to be in the same
  jurisdiction (city or county).
• They have to be verified by the same HERS rater.

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CF-4R For Every Job

• The HERS Rater will complete a CF-4R for each
  house.
• This includes tested and sampled houses.
• Thus, the building department will get a CF-4R
  for every job.

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HERS Providers

• Two HERS Providers in California
• 1. CHEERS www.CHEERS.org
• 2. CalCerts www.CalCerts.com

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List of raters
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Duct Testing Equipment

• The Energy Conservatory
• 612 827-1117
• www.energyconservatory.com