7220 LOWER RIDGE RD 2022-02-22 - Laserfiche WebLink

Simple Heating System Size: Washfon State 9 This heatina system sizina calculator is based on the Prescriotive Requirements of the 2015 Washinoton State Enerov Code (WSEC) and ACCA Manuals on Please fill out all of the green drop -downs and boxes that are applicable to your project. As you make selections in the drop -downs for each section, some values will be calculated for you. If you do not see the selection you need in the drop -down options, please call the WSU Energy Extension Program at (360) 956-2042 for assistance. Project Information Contact Information Accessory Dwelling Unit CandelanoJuarez (Basement/Garage Conversion) 7220 tower Ridge Rd, Everett, WA 98203 Heatina System Type: O All Other Systems 0 Heat Pump To see detailed instructions for each section, place your cursor on the word "Instructions". Design Temperature trtsirilr;€' '= Design Temperature Difference (AT) Everett Paine AFB AT = Indoor (70 degrees) - Outdoor Design Temp 49 Area of Buildincl Conditioned Floor Area trt"ll utions Conditioned Floor Area (sq ft) 1,665'.. Average Ceiling Height Conditioned Volume Average Ceiling Height (ft) 8.01 13,320 Glazina and Doors U-Factor X Area - UA i u Os0 w ; 0.300 179 53.70 Skyliahts U-Factor X Area = UA 0.50 0 -- Insulation Attic U-Factor X Area - - UA i,r,Iruclians Select R Value � No selection 0 --- Single Rafter or Joist Vaulted Ceilings U-Factor X Area UA is €r,t t;arr. Select R Vlue a • ' No selection 0 --- Above Grade Walls (see Figure 1) U-Factor X Area UA ,,Asu:aiawt R 21 Intermediate • 0.056 1,197 67.03 Floors U-Factor X Area UA Select R Value • ', ' NO SeIBCtIOn --- Below Grade Walls (see Figure 1) U-Factor X Area UA Select R-value • ' ' No selection F --- Slab Below Grade (see Figure 11 F-Factor X Length UA , , No Slab Below Grade m this project • 0.303 --- Slab on Grade (see Figure 1) F-Factor X Length UA R 10 Pcnmcter • .' 0.540 90 48.60 Location of Ducts =tys€ructians Duct Leakage Coefficient No Ducts • .y; 1.00 Sum of UA 169.33 Envelope Heat Load 8,297 Btu / Hour Figure 1. Sumof UAXAT Air Leakage Heat Load 7,049 Btu / Hour Volume X 0.6 X AT X .018 Jib— Grade Building Design Heat Load 15,346 Btu/Hour Air Leakage + Envelope Heat Loss Building and Duct Heat Load 15,346 Btu/Hour Ducts in unconditioned space: Sum of Building Heat Loss X 1.10 Ducts in conditioned space: Sum of Building Heat Loss X 1 Maximum Heat Equipment Output 21,485 Btu / Hour Building and Duct Heat Loss X 1.40 for Forced Air Furnace Building and Duct Heat Loss X 1.25 for Heat Pump (07101113)