Trust the reviews. They are low for a reason. They will never get another dime out of me. Shamrock did my new construction development. More than one home is having issues with CFM's. Long story short

One of their workers tried to block me from merging today and then run me off the road. Crazy thing to do in your work van. Then flipped me off and drove away. Here's a picture of the vehicle. if they

I cannot tell you how pleased we have been with Shamrock for years - our HVAC is under maint with them, even though it is 20+ years old. the issues we have had with failing parts have always been addr