HVAC load · Equipment sizing · Duct design · ACCA MJ8

Manual J, S & D. $350, delivered in 5 business days.

We prepare your ACCA Manual J load calculation, Manual S equipment selection, and Manual D duct design from your plans — a permit-ready Wrightsoft Right-Suite report package. Residential, all 50 states.

$350 complete J+S+D 5 business day turnaround Free revisions until accepted All 50 states

See a sample before you order

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Open a full sample Wrightsoft Right-Suite report package — the same format your permit office and installer receive. Reviewing the deliverable up front is the simplest way to know exactly what you’re getting.

  • Manual J room-by-room heating & cooling loads.
  • Manual S equipment selection vs AHRI/OEM data.
  • Manual D duct sizing & layout (when included).
See the sample

An anonymized sample — a real Manual J/S report with all client and project details removed.

What you get — the J / S / D stack

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J

Manual J — loads

Room-by-room heating and cooling load calculations to ACCA Manual J (MJ8), from your plans and envelope details.

S

Manual S — equipment

Equipment selection sized to the Manual J loads and checked against the manufacturer’s AHRI/OEM performance data.

D

Manual D — ducts

Duct sizing and layout to deliver the required airflow to each room at the design static pressure.

Choose your scope

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J only

Load calculation

Quoted on request
  • Room-by-room Manual J loads.
  • Whole-house design summary.
Ask for a quote
J + S

Loads + equipment

Quoted on request
  • Everything in J only.
  • Manual S equipment selection vs AHRI data.
Ask for a quote

$350 is the flat price for the complete J+S+D package. J-only and J+S are scoped and quoted on request — 5 business day turnaround, all 50 states.

Block load vs room-by-room

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BLOCK LOAD

One load for the whole house

A single whole-building load — quick, and sometimes enough for equipment sizing alone. But it can’t tell you the airflow each room needs.

ROOM-BY-ROOM · REQUIRED FOR MANUAL D

A load for every room

Loads calculated room by room, so ducts can be sized to deliver the right airflow everywhere. Manual D duct design requires it — so every report we prepare is room-by-room.

How it works

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01

Submit your plans

Send your floor plan, window/door schedule, orientation, and insulation values. About two minutes.

02

We prepare the report

We build your Manual J/S/D in Wrightsoft Right-Suite to ACCA MJ8 — room-by-room loads, equipment selection, and duct design for your scope.

03

Receive your package

Delivered by email in 5 business days — with free revisions until your permit office accepts it.

Our guarantee & common questions

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COMPLIANCE STATEMENT

“We prepare your Manual J, S & D to ACCA standards for your project. If your permit office requests changes, we revise it free of charge until it is accepted.”
NAME — GET MANUAL JSD
DATE
What are Manual J, S and D?
Manual J is the ACCA heating & cooling load calculation; Manual S selects equipment to match those loads against manufacturer data; Manual D sizes and lays out the duct system to deliver the required airflow. Together they’re the standard HVAC design package.
Block load or room-by-room?
A block load gives one number for the whole house; room-by-room gives a load for each room. Manual D duct design requires room-by-room loads, so every report we prepare is room-by-room.
What do you need from me?
Your floor plan, the window and door schedule, building orientation, and insulation values (walls, ceiling, floor, windows). If some specs aren’t finalized, we can work from typical assemblies and adjust.
Is it accepted by my permit office?
Manual J/S/D prepared to ACCA standards is the widely accepted basis for HVAC permit review across all 50 states. If your office requests changes, we revise until it’s accepted.
How are my plans handled?
Your files are used only to prepare your report. We don’t publish or share them.

Order your report

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We’ll email a confirmation within the hour. No payment is collected now — the complete J+S+D package is $350; J-only and J+S are quoted to your scope. Your report is delivered within 5 business days.