I see a lot of techs and installers use tape over foam tubing insulation joints (Rubbatex, Armaflex, etc.) rather than using the glue that is designed for it. Some of them use tape because they don't know the glue exists; some use tape because it's what they happen to have on the truck, and others […]

Let's take a deeper dive into the magic that is gas defrost. Most techs who are familiar with heat pumps understand the basics of a gas defrost. When we apply this strategy to a larger system where we're only reversing a small part of the system, we need to add some controls and valves to […]

No matter what trade you work in, you will need to use a concrete anchor at one time or another. Here are some mistakes I have seen (and made) that you will want to avoid: Not knowing your concrete Is it a concrete block hollow cell? Poured cell? Concrete slab? What is the PSI? Not […]