Udhhyog is a trusted manufacturer and supplier of pipe puddle flanges, puddle flange pipes, puddle collar pipes, and drainage flanges engineered for long-term waterproofing. Our product lineup includes GI, CI, SS, ductile iron, GRP, rubber, and cast iron puddle flanges, covering all key sizes from 40mm to 150mm. We also provide rubber puddle flanges, split flanges, square types, loose... https://udhhyog.com/puddle-flange-124