ASTM
Approvals & Standards – Are They End Game or Path Markers?
by John Heisler “I’ve been installing liners for a while now and ran into an engineer who insists I provide all documentation showing that the material have approvals from an independent agency for the resin and tube to the thickness specified for his job. Do you have testing samples approved for 3mm as well as […]
Resin & Liner Tube for CIPP – Important Information
“I know I’ve read articles in the past about the value of resin and tube systems, but can’t you use any resin with any tube and achieve a rehabilitated pipe that’s just as good as one that has been tested and passed testing?” Maybe, but let’s explore the factors that go into the finished product. […]
Pull-In-Place CIPP Liner VS Inversion CIPP Liner
“I’m confused. I was shopping for a lining system to install liners at the WWETT show but left not buying anything. One vendor told me inversion was the only way to install liner as it would travel farther than pull-in-place, and another vendor told me that pull-in-place liner was better because it didn’t squeeze out […]
Ripping Out A CIPP Liner
“I installed a CIPP liner and followed the ASTM’s I read about in your earlier blogs. I used your resin but a sales guy sold me some liner he sold was as good as yours but cheaper. After completing the job the inspector asked me for my documentation and I showed him the resin buckets […]
Bad Practices – Giving the CIPP Industry a Bad Rep!
Picking the right installer is KEY!! Make sure your installer is doing the best practices. I saw an article in one of the trade publications featuring a contractor and his business that included CIPP lateral lining. While going through the article I saw a picture of their wet out operation. They laid out their liner […]
Should CIPP Liners Melt when Temperatures Rise Over 150F?
“I installed a competitor’s liner and it ‘melted’ and sagged and plugged the sewer pipe I’d lined. My question is why? I thought the resin used in these systems was stronger than other materials.” All plastics aren’t the same. For example, if you are plumbing a high efficiency gas furnace or water heater, many manufacturers […]
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