The refrigerant in your commercial rooftop units and split systems has changed three times in 30 years — and the third transition is happening right now.

As of January 1, 2026, Canada banned new equipment using R-410A refrigerant. If your building's rooftop units or split systems still run on it, your repair bills are about to climb — and fast. Here's exactly what that means for your portfolio. Bottom line up front:  Your existing R-410A systems are not illegal and don't need to be replaced immediately. But refrigerant to service them is becoming scarcer and more expensive every month. If your units are 10+ years old, waiting to plan is the...

If you manage a commercial building in the Greater Toronto Area, you already know that a rooftop unit replacement isn't a simple purchase. It's a multi-phase project involving equipment selection, crane logistics, city permits, electrical work, and coordination with tenants — all while keeping your building operational. The most common question we hear from property managers is: "How much should I budget for this?" The honest answer is that it depends on a lot more than the size of the unit....