# Caldwell Plumbing Caldwell Plumbing is a backflow tester with an address in Pickering, ON, Canada. Caldwell Plumbing appears on the City of Peterborough — Cross Connection Registered Testers register (Registered certified backflow prevention device tester), with an address in Pickering, ON. Services named in the source: backflow prevention assembly testing, cross connection surveys, backflow prevention assembly installation, backflow prevention assembly repair. ## Details - Address: 1885 Clements Road, Unit 270, Pickering, ON, L1W 3V4, Canada - Phone: [19052393950]() - Website: [caldwellplumbing.ca/]() - Source of the listing data: City of Peterborough — Cross Connection Registered Testers, https://www.peterborough.ca/living-in-peterborough/water-services/water-infrastructure/backflow-prevention/cross-connection-registered-testers/, fetched 2026-11-10. Website, street address, map pin from Overture Maps Places (CDLA-Permissive-2.0, release 2026-10-21.0). ## Questions ### Where is Caldwell Plumbing? Caldwell Plumbing is at 1885 Clements Road, Unit 270, Pickering, ON, L1W 3V4, Canada. ### How do I contact Caldwell Plumbing? To contact Caldwell Plumbing, call 19052393950 or visit https://caldwellplumbing.ca/. ## Source From [Backflow tester registers and portals](https://www.peterborough.ca/living-in-peterborough/water-services/water-infrastructure/backflow-prevention/cross-connection-registered-testers/), license Registers and portals: no specific reuse licence identified. See per-register terms in notes., checked 2026-11-11. Last updated November 11, 2026. ## Links - This backflow tester on the [web page]() - [Backflow repair in Pickering]() - [Backflow installation in Pickering]() - [More backflow testers in Pickering]()