High-performance building envelopes are rewriting the playbook for HVAC contractors — as buildings are getting more airtight and insulation more robust, loads drop and demand curves flatten, meaning ...

Rising energy costs, higher equipment standards and persistent labor shortages have made home upgrades more expensive across the board this year. In turn, replacing a major system like HVAC equipment ...

This simple formula can help you decide whether it's smarter to repair or replace your HVAC system.