Get matched with top percolation testing pros in Monrovia, CA

Pool looks amazing! I couldn't ask for anything more. Chemicals tested weekly, pool inspected and thoroughly cleaned each week.

A-1 did an excellent job testing mold in my residence and explaining risk factors and potential remediation that may or not be needed. Very professional service, highly recommend!

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...

Mike was extremely courteous and thorough with his testing. He explained how the testing device worked and the readings it produced.

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.

David from HERS RATER LA was immediately responsive when contacted, and was able to schedule given the short notice, a certification appointment within the week, which was critical since there was a pending inspection from the city inspector the week after. <br /> <br /> Prior to the...

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...

I used Marble and Stonelife because of favorable Angie's List reviews and was not disappointed.  Chris Chai is really into stone. It shows in the pride he takes in his work.  Chris and his helper cleaned, polished and resealed our granite kitchen counters, replaced the caulking that was done...

This company is very willing to correct anything and basically did a good job. My house was built in 1927. They explained, after they started painting and when I realized they weren't doing any sanding preparation, that they couldn't sand because the paint probably contained lead. I accepted...

Installed a new HVAC system and was told by the city that I would need a HERS Rater Report before they can permit the system. <br /> Found Alleluia Air online and called them. David, the owner, answered and was very professional. He answered all my questions in detail and walked me through the...