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We are the experts in sale, maintenance and repair of differential pressure gauges and of backflow preventer devices.
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Since 2006, our experts have advised backflow preventer device testers, plumbing contractors, building owners and managers, and maintenance personnel on the selection and installation of backflow preventer devices that comply with applicable laws and codes.
We calibrate all type of differential pressure gauge test kits, within an average of 24-48 hours, with precision and at a competitive price!
Annual calibration: precise results and professional work!
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DCAP, the misunderstood!
Plumbers often use dual check valve backflow preventer with discharge atmospheric port (DCAP) in their installations. It is a product well-liked by professionals, and understandably

The HCVB: A detail that protects an entire network
HCVB: A small device to avoid big problems! The HCVB, or Hose Connection Vacuum Breaker, is a small device that plays a crucial role: preventing

4 reasons why backflow preventers break
DAr failure might occur anytime. Indeed, backflow prevention devices (DAr) play a crucial role in preventing the contamination of water networks by undesirable substances. Although

Contaminants in water; the 5 most important
It is not uncommon to receive boil water advisories as well as communications asking residents to run the water before consuming it. These measures are