2012, 07-19 Duct Leakage Affidavituoreu. 1. LV IJ I;L7nin
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Duct leakage Affidavit
Permit #: l�kRo_).-f
House address or lot number._7 IS 0 1 Y`
City: �--� Zip:
Cond. Floor Area (ftx): 11) U
Project
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RECEIVED
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CSV PEP 1.1'
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Source (circle one): Pie t: tlndte Measured---
[] Duct tightness testing Is not required for this residence per exceptions lisle a�- t the end of this document
Air Handler in conditioned space? 0 yescigno Air Handler pres during test?€hres ❑ no
Circle Test Method: Leakage to Outside
Maximum duct leakage:
Post Construction, total duct leakage: (floor area x .08) = CFM@I25 Pa
Post Construction, leakage to outdoors: (floor area x .06) = CFM@25-Pa
Rough -In, total duct leakage with air handier installed: (floor area x .06) = ?c CFM@25 Pa
Rough-ln, total duct leakage with air handler not Installed: (floor area x .04) = CFM@25 Pa
Test Result: CFM@25Pa
Ring (circle one if applicable):
Duct Tester Location: 01y\
Open
2 3
Pressure Tap Location:
certify that these duct leakage rates are accurate and determined using standard duct testing protocol.
Company Nam
Technician Sign
Technician:
Date: Phone Number?,i LJ SC{ 219.6
Washington Slate Energy Code refe(encem
503.10.3 Sealing. All duels. air handlers. filler boxes, and building cavities owed ao ducts shall be sealed. Joints and seams shall comply
with Sedlon M1601.3 of the International Residential Code or 803.9 of the International Mechanical Mode. Dud tightness testing shall be
conducted to verify that the ducts ars sealed. A signed affidavit documenting the (est results shall be provided to the jurisdiction having
authority by the besting agent. When required by the building official. the test shall be conducted In the preasnce of department staff.
Exoeptlons: 1. Dud lightness test is not required if the air handler and all duds are located within condnloned space-
s Dud testing Is not required if the furnace Is a aortdlrecl vent type combustion appliance Installed in an unconditioned space.
A maximum of six feet of connected ductwork in the unconditioned space Is allowed. All additional supply and return duds
shall bee/Rhin the conditioned space. Du.ots outside the conditioned space shall be sealed with a mastic type dud sealant and
Insulated on the exterior with R4 Insulation for above grade ducts and R-5 water resistant insulation when with a slab or
earth.