4 DIY Quick Fixes to Save Energy & Money in Your Commercial Walk-in Coolers and Freezers

4 DIY Quick Fixes to Save Energy & Money in Your Commercial Walk-in Coolers and Freezers The typical school district, grocery or convenience store uses energy in a variety of ways: heating, cooling, ventilation, lighting, computer equipment… You might think that all those things individually require a lot of electricity, let alone the monstrous amount […]