Get matched with top percolation testing pros in San Dimas, 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,

We hired this company approximately 2 and a half weeks ago to do a bathroom remodeling project. Small bathroom probably 42 sq ft. The biggest problem I told them that the previous people had done a poor job in sealing the tile and that we possibly would have a mold problem. The second thing was...

don't know yet because I haven't received the test results

Darren and Eric were very thorough in running tests to try to figure out a solution. They cleaned everything afterwards and even changed my air filters for free.

I work in Real Estate. On the day of the final walk through, the buyer found a spot of what looked like mold in a closet. Naturally, he wanted it abated, I sent Sina with Kapak out to do the tests to determine if this indeed was a problem. Since escrow is supposed to close in four days, I was in...

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...

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...