Water Heaters

Basic Refrigeration & Charging Procedures

Quick Quide to the Refrigeration Cycle, Refrigerants and Components: A Supplement to the EPA Section 608 Certification Exam Preparatory Manual

Electrical Theory and Application for HVACR

HVAC Problems & Solutions

Section 608 Certification Exam Preparatory Manual - 9th Edition V2

Inverter Mini Split Operation and Service Procedures

Refrigerant Charging and Service Procedures for Air Conditioning

Heat Pump Operation, Installation, Service

Factory Acceptance Testing (FAT) for Boilers

Hvac: Technical Skills for Hvac Technicians and Installers (The Ultimate Guide to Mastering Heating, Ventilation, and Air Conditioning Systems)

Smart HVAC

Pressure Enthalpy Without Tears

Lineman's and Cableman's Handbook 12th Edition: Edition 12

Air Conditioning and Refrigeration Repair

Refrigeration and Air-Conditioning: Edition 4

HVAC Chillers

Low GWP (A2L) Refrigerant Safety: Flammable and Mildly Flammable Refrigerants

Data Centers Air Conditioning Design (Common Problems & Solutions)

HVAC Handbook Journal