Overview
IMC quick reference covering 2021 and 2024 editions. Ventilation requirements, duct sizing, combustion air, appliance clearances — organized for fast lookup in the field.
What's inside
- Ventilation rates (residential + commercial)
- Duct sizing and material requirements
- Combustion air requirements
- Appliance clearances and venting
- Refrigerant piping references
- IMC 2021 and 2024 editions
- Excel + PDF formats
Who it's for
HVAC installers, service techs, and inspectors who need fast IMC code lookup without carrying the full code book.
Works best with
Tradesman Office products are designed to work together. Each one feeds into the next — so what you buy here compounds instead of sitting alone in a folder.
- HVAC Flat Rate Price Book — Pair with the HVAC Flat Rate Price Book
See the full system on our How It All Works page.
Why buy from Tradesman Office
Every product in the shop is built by a working electrician — someone who actually uses these tools on real job sites. That means they're calibrated to the problems contractors actually face, not the problems a software designer guessed at from a spreadsheet.
- Excel-first. Buy once, own forever. No subscription, no vendor lock-in.
- Works on any device. Excel, Google Sheets, iPad — wherever you quote from.
- Part of a complete system. Every product here works with the others. See the full flow on our How It All Works page.
- Fast support. Message through Etsy and get a response from the founder within one business day.