7008 COLBY AVE 2024-11-01 - Laserfiche WebLink

A & E Insulation, Inc. 15205 39th Avenue NE Marysville, WA 98271 Office: (360) 651-1058 Fax: (360) 651-1259 Website: www.aeinsulation.com Date: 11/21/23 Builder or Owner Paul Korenovsky House address or lot #: 7008 Colby Ave, Everett Ring (if applicable): Open A B C Air Leakage Testing (Blower Door Test) Conditioned Floor Area: 1,757 Calculated Volume (Cubic Feet) Ceiling Height (ft) 8.5 14,935 Standard Tested CFM50 Test Result (ACH50) <_5.0 ACH50 701 2.$2 ((CFM50X 60)/Conditioned Volume) Signature Glossary Pascal (pa): Unit of pressure CFA: Conditioned floor area in square feet CFM50: Cubic feet per minute of air leakage at 50 pascals of pressure Total Leakage: Aggregation of the entire systems duct leakage in a duct test. Conditioned Volume: Volume of conditioned space (CFA X ceiling hieght) ACH50: Air changes per hour at 50 pascals of pressure Air Leakage Testing Code Language R402.4.1.2 Testing.The building or dwelling unit shall be tested and verified as having an air leakage rate of not exceeding 5 air changes per hour.Testing shall be conducted with a blower door at a pressure of 0.2 inches w.g. (50 Pascals). For this test only,the volume of the home shall be the conditioned floor area in ft2 (m2 ) multiplied by 8.5 feet (2.6 m).Where required by the code official,testing shall be conducted by an approved third party.A written report of the results of the test shall be signed by the party conducting the test and provided to the code official.Testing shall be performed at any time after creation of all penetrations of the building thermal envelope. Once visual inspection has confirmed sealing(see Table R402.4.1.1),operable windows and doors manufactured by small business shall be permitted to be sealed off at the frame prior to the test. During testing: 1. Exterior windows and doors,fireplace and stove doors shall be closed, but not sealed, beyond the intended weatherstripping or other infiltration control measures. 2. Dampers including exhaust, intake, makeup air, backdraft and flue dampers shall be closed, but not sealed beyond intended infiltration control measures. 3. Interior doors, if installed at the time of the test,shall be open, access hatches to conditioned crawl spaces and conditioned attics shall be open.4. Exterior or interior terminations for continuous ventilation systems and heat recovery ventilators shall be sealed. 5. Heating and cooling systems, if installed at the time of the test,shall be turned off. 6. Supply and return registers, if installed at the time of the test, shall be fully open. Exceptions: 1. Additions less than 500 square feet of conditioned floor area. 2.Additions tested with the existing home having a combined maximum air leakage rate of 7 air changes per hour.To qualify for this exception,the date of construction of the existing house must be prior to the 2009 Washington State Energy Code.