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This document serves as an affidavit for duct leakage testing, providing necessary information about duct tightness and compliance with Washington State Energy Code regulations.
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How to fill out duct leakage affidavit
How to fill out Duct Leakage Affidavit
01
Obtain a copy of the Duct Leakage Affidavit form from the relevant authority or online.
02
Fill in your name and contact information at the top of the form.
03
Provide details about the property, including the address and type of dwelling.
04
Indicate the date of the duct leakage test and the name of the testing company.
05
Record the results of the duct leakage test, including the measured leakage rate.
06
Sign and date the affidavit to confirm the accuracy of the information provided.
07
Submit the completed affidavit to the appropriate agency or authority as required.
Who needs Duct Leakage Affidavit?
01
Property owners who have had duct leakage tests conducted.
02
Contractors or builders who are required to demonstrate compliance with building codes.
03
Homeowners applying for energy efficiency incentives or programs.
04
Real estate professionals involved in property transactions where duct testing is mandated.
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People Also Ask about
How do you reduce duct leakage?
How to Achieve 4% Duct Leakage or Less Only use duct mastic and high-quality mastic tape. Thin foil tapes are a no-no. Seal all duct connections and joints. Got your mastic or mastic tape? Perform a duct blaster test. Perform a pressure test. Insulate the duct connectors. Seal the access door on your indoor unit.
What is the ANSI duct leakage allowance?
airtightness of the duct system shall be tested in accordance with requirements of Standard ANSI/RESNET/ICC 380 Total Duct Leakage Test (Section 4.4. 1). The total leakage shall be less than or equal to the greater of: 4 cfm per 100 ft2 of Conditioned Floor Area served by the duct system being tested, or 40 cfm.
How to reduce duct leakage?
Some homeowners choose to take on duct sealing as a do-it-yourself project. Start by sealing air leaks using mastic sealant or metal tape and insulating all the ducts that you can access (such as those in attics, crawlspaces, unfinished basements, and garages). Never use duct tape, as it is not long-lasting.
What is the best solution to air duct leakage problems?
How to Fix Leaking Air Ducts Duct Sealing Tape. HVAC duct sealing tape, also known as aluminum foil tape, is a cost-effective option for sealing ducts on a short-term basis. Mastic Duct Sealant. This duct sealant fills joints and bonds different materials to eliminate leaks and gaps. Aerosol Sealant.
What is a duct leakage?
Duct leakage is when conditioned air gets distributed from a SEER AC unit or AFUE furnace and leaks through holes/cracks/seams in the ductwork (a.k.a. air ducts) before it reaches the desired rooms/spaces in a home or building. According to ASHRAE (industry authority for HVAC stuff), 75% of buildings have duct leakage.
How to fix duct leakage?
For bigger leaks in metal duct work, use mastic (duct work glue) and screw a metal plate over the leak and then use silver duct tape to seal the edges. If the flexible duct is loose at a joint, remove it and use mastic and silver duct tape to re-fasten. If flexible duct is busted, replace it.
What are leaky ducts?
Duct leakage is when conditioned air gets distributed from a SEER AC unit or AFUE furnace and leaks through holes/cracks/seams in the ductwork (a.k.a. air ducts) before it reaches the desired rooms/spaces in a home or building. According to ASHRAE (industry authority for HVAC stuff), 75% of buildings have duct leakage.
What is the acceptable percentage of duct leakage?
Specifying air leakage rates not to exceed 5% (sometimes as low as 2.5%) of system design air quantity with test pressures equal to duct design pressure class, and 3. Testing to include 10% of the ductwork downstream of the air terminal units.
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What is Duct Leakage Affidavit?
A Duct Leakage Affidavit is a formal document that certifies the results of duct leakage tests performed within a building. It serves to indicate whether the ductwork meets specific leakage standards set by building codes or regulations.
Who is required to file Duct Leakage Affidavit?
Homeowners, contractors, or builders who have installed or modified ductwork in a building are required to file a Duct Leakage Affidavit, especially when aligning with local building codes that mandate duct testing.
How to fill out Duct Leakage Affidavit?
To fill out a Duct Leakage Affidavit, one must gather the duct leakage test results, input the required building and contractor information, and certify that the installation meets specified standards. Ensure all sections are completed, signed, and dated.
What is the purpose of Duct Leakage Affidavit?
The purpose of the Duct Leakage Affidavit is to ensure that the ductwork within a building is properly sealed and functions efficiently, thereby improving energy efficiency, indoor air quality, and compliance with building regulations.
What information must be reported on Duct Leakage Affidavit?
The Duct Leakage Affidavit must report information such as the building’s address, details about the duct leakage test performed (including results), name and contact information of the contractor, and any relevant codes that the installation adheres to.
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