Includes pre printed tabs fro the following books:
International Mechanical Code, 2012
Manual J - Residential Load Calcs
International Fuel Gas Code, 201
Pipefitters Handbook, Forrest R. Lindsey, 1967, 3rd Edition
Modern Refrigeration and Air Conditioning
HVAC Duct Construction Standards, Metal and Flexible, 4th Edition 2020
Ugly's Electrical References
Carrier System Design Manual Part 3 - Piping Design
Code of Federal Regulations - 29 CFR Part 1926 (OSHA),