John Frederick was the sales representative who came to my house to give me an estimate for insulating my attic. He is extremely knowledgeable, friendly and professional. I knew nothing about...

Had them out on September 8th to insulate my attic. The estimate and work were neat and professionally done on time. Very happy with the results. 5 stars so far. My issue came up 2 months later....

I've used this company to insulate my attic and my existing wall by drill and fill with cellulose/boric acid insulation. They are the best! Very generous with the amount of insulation they...

Pros: 1. Showed up on time 2. Salesman speaks English Cons: 1. The whole team that did the work didn't speak English. Had to repeatedly go back and forth over the job scope. They came with a...

We used USI to insulate the exterior walls in our house. The salesman, John, was very nice but did not explain the process at all or the pros and cons of going from the inside versus insulating...