How Donsen Became a Top 10 Pvc Fitting Manufacturer with ISO9001 Excellence

NINGBO, ZHEJIANG, CHINA, January 26, 2026 /EINPresswire.com/ -- In the competitive global arena of fluid transportation ...
Electrical Construction & Maintenance

Standards for PVC Conduit and Fittings Now Align with UL and ASTM Standards

Electrical Polyvinyl Chloride (PVC) Conduit covers electrical polyvinyl chloride (PVC) conduit (EPC) for above ground and below ground use. This standard lists dimensions and other significant ...