Mechanical Supplies
Hydronic heating & Potable waterPump systems
Standards this line is built to
The designations below are cited by the products on this page. A specification is written in these, not in product names, so each one is set out with what it governs. Progress Horizon Trading supplies this line as an authorized distributor across Saudi Arabia.
ASME BPVC Section VIII Div. 1
The American rules for constructing pressure vessels: what an expansion tank or similar vessel is designed and stamped to.
NSF/ANSI 61
Health effects of materials in contact with drinking water. The certification that says a valve or fitting will not contaminate the water passing through it.
NSF/ANSI 372
The standard that now carries the lead-content requirement for drinking water components, evaluating weighted average lead across wetted surfaces.