HVAC DUCT DISTRIBUTION SYSTEM DESIGN(IRC M1601.1). HVAC LOAD
CALCULATION (IRC M1401.3). Building Plan #. Contractor. Home Address (
Street ...
Residential Plans Examiner Review Form for HVAC System Design (Loads, Equipment, Ducts)
Form RPER 1.01 8 Mar 10
County, Town, Municipality, Jurisdiction Header Information REQUIRED ATTACHMENTS1
Contractor Mechanical License # Building Plan #
ATTACHED
Manual J1 Form (and supporting worksheets):
Yes
No
or MJ1AE Form2 (and supporting worksheets): OEM performance data (heating, cooling, blower): Manual D Friction Rate Worksheet: Duct distribution system sketch:
Yes Yes Yes Yes
No No No No
Home Address (Street or Lot#, Block, Subdivision)
HVAC LOAD CALCULATION (IRC M1401.3) Design Conditions
Building Construction Information Building
Winter Design Conditions
°F
Outdoor temperature
Orientation (Front door faces) North, East, West, South, Northeast, Northwest, Southeast, Southwest
°F Btu
Indoor temperature Total heat loss
Sq Ft
Conditioned floor area
Summer Design Conditions
°F °F
Outdoor temperature Indoor temperature
∆ Gr @
Grains difference
Number of bedrooms
Windows
% Rh Btu Btu Btu
Sensible heat gain Latent heat gain Total heat gain
HVAC EQUIPMENT SELECTION
Number of occupants
Ft
Eave overhang depth Internal shade Blinds, drapes, etc
Number of skylights
(IRC M1401.3)
Heating Equipment Data
Cooling Equipment Data
Equipment type
Blower Data
Equipment type
Furnace, Heat pump, Boiler, etc.
Air Conditioner, Heat pump, etc
Model
Model
Btu
Heating output capacity
Heat pumps - capacity at winter design outdoor conditions
Auxiliary heat output capacity
Btu
Heating CFM
CFM
Cooling CFM
CFM
Btu Btu Btu
Sensible cooling capacity Latent cooling capacity Total cooling capacity
HVAC DUCT DISTRIBUTION SYSTEM DESIGN (IRC M1601.1) CFM
Longest supply duct:
Ft
External Static Pressure (ESP)
IWC
Longest return duct:
Ft
Component Pressure Losses (CPL)
IWC
Total Effective Length (TEL)
Ft
Available Static Pressure (ASP)
IWC
Design airflow
Friction Rate:
IWC
Duct Materials Used (circle) Trunk Duct: Duct board, Flex, Sheet metal, Lined sheet metal, Other (specify) Branch Duct: Duct board, Flex, Sheet metal, Lined sheet metal, Other (specify)
Friction Rate = (ASP × 100) ÷ TEL
ASP = ESP - CPL
I declare the load calculation, equipment selection, and duct system design were rigorously performed based on the building plan listed above, I understand the claims made on these forms will be subject to review and verification. Contractor's Printed Name
Date
Contractor's Signature
Reserved for use by County, Town, Municipality, or Authority having jurisdiction. 1 2
The AHJ shall have the discretion to accept Required Attachments printed from approved ACCA software vendors, see list on page 2 of instructions. If abridged version of Manual J is used for load calculation, then verify residence meets requirements, see Abridged Edition Checklist on page 13 of instructions.
