Get matched with top percolation testing pros in Azusa, CA

Top Notch Testing is top notch! Five stars all the way from the very first phone communication to the excellent report provided. George was highly professional and totally accommodating. I would use them again and recommend them to anyone looking for a professional, punctual, and knowledgeable...

Update - Issue has been resolved. The bitter taste was from the mineral filter (Very strong). I was looking for Costco bottle quality water with some minerals, but the mineral filter adds a VERY significant amount. The Salesperson stopped and removed the filter, and tested my water. McCowin...

Allways on time, clean work, and accomodating. The real test comes in a couple of months when it rains.

They responded quickly. Had the testing and results the following day,

Mold Masters took several air samples. They provided us with a detailed report that indicated very high levels of mold in one particular space, although there was no visual evidence that said mold existed. Mold Masters, naturally, was happy to remediate the mold for a substantial fee. We...

Victor the technician was punctual, informative and knowledgeable. He understood why we called for service and proceeded to inspect the A/C unit. He determined that the A/C system has loss of Freon and the compressor overheats which causes the unit to blow-out the fuses. He demonstrated how he...

Mr. Mere was extremely polite and knowledgeable. I was impressed with his knowledge of asbestos. His inspection was thorough and the lab results were received on time. The cost was reasonable and he didn't try to talk me into unnecessary tests or work. I highly recommend him.

We initially used H2O to repipe our entire house with copper. We had to replace all the original galvanized pipe which were corroded and caused the water pressure to be insufficient. Ofer and his crew showed up on time each day and did a fantastic job from start to finish. Ofer is not just the...

The Guy is really professional and easy to talk to. he explained everything and how the testing works. <br />

William was very helpful during our asbestos crisis. He came over a few hours after we called for his service on a Friday night and quickly obtained the samples for testing. We received our results the very next morning--asbestos free! He followed up with us every step of the way and made us...