✦ ISO Standard Certified Industrial Pipe Fittings ✦ Heavy Duty Multi-Layer Water Storage Tanks ✦ High Pressure Forged Flanges & Ball Valves ✦ Ready Stock in Howrah, West Bengal ✦ GST Verified B2B Wholesale Pricing ✦ Pan-India Project Freight Dispatch ✦
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KOLEY PIPE FITTINGS
Water Tanks & Piping Solutions

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Certified Industrial Grade • ASTM & ISI Tested

Heavy-Duty Industrial Pipe Fittings & Flanges

Engineered for extreme hydraulic pressure tolerances and leak-free fluid dynamics. Precision-machined carbon steel, stainless steel, GI, and CPVC fittings built for industrial contractors, municipal water supply, and commercial infrastructure.

Koley Industrial Pipe Fittings & Flanges
High Capacity & Anti-Bacterial UV Protection

Commercial Multi-Layer Water Storage Tanks

Heavy-duty UV-stabilized, food-grade polyethylene water storage tanks engineered for high-volume commercial installations, multi-story residential towers, and factory water distribution networks.

Koley Multi-Layer Commercial Water Tanks
Supreme Streamline • Rubber-Ring Socket Technology

High-Performance SWR Drainage & Inspection

Comprehensive inventory of Supreme Streamline soil, waste, and rainwater drainage pipes, multi-floor gully traps, and underground multi-inlet inspection chambers engineered for 100% leak-proof reliability.

Supreme Streamline SWR Drainage Systems
4-Layer Defense • Thermal Insulation • Algae-Free

Supreme SILTANK 4-Layer Water Storage Series

Advanced multi-layer polymer tanks featuring active UV barrier, carbon black defense layer, and titanium dioxide food-grade inner core to keep drinking water cool, pure, and fresh across all seasons.

Supreme SILTANK 4-Layer Water Tanks Range
100% Pressure-Tested • Zero Leakage Guarantee

Industrial High-Pressure Valves & Adhesives

Wholesale inventory of heavy brass ball valves, cast iron gate valves, Fevi Seal weatherproof silicone sealants, and Dr. Fixit waterproofing solutions ready for direct dispatch from our Howrah logistics hub.

Fevi Seal Silicone & Plumbing Hardware
Industrial Piping & Storage Solutions

Engineered For Every Application

Discover high-performance piping fittings, industrial storage tanks, and hardware components built to international standards.

Contractor & Dealer Favourites

Most In-Demand Products

High-volume industrial pipe fittings, commercial water tanks, and plumbing valves trusted by plumbing contractors across Eastern India.

Most Chosen -28% Nexa Premium Acrylic Bathroom Corner Shelf & Fittings
(5.0)
Nexa Premium Acrylic Bathroom Corner Shelf & Fittings
₹540.00 ₹750.00 Save ₹210
Most Chosen -20% Dr. Fixit 302 Super Latex SBR Waterproofing Bonding Agent
(5.0)
Dr. Fixit 302 Super Latex SBR Waterproofing Bonding Agent
₹360.00 ₹450.00 Save ₹90
Most Chosen -21% Fevi Seal Weather Proof Silicone Sealant (Plumbing Joints)
(5.0)
Fevi Seal Weather Proof Silicone Sealant (Plumbing Joints)
₹245.00 ₹310.00 Save ₹65
Most Chosen -21% Plasto Heavy-Duty Loft Water Tank
(5.0)
Plasto Heavy-Duty Loft Water Tank
₹2,850.00 ₹3,600.00 Save ₹750
Most Chosen -21% Supreme SILTANK 4-Layer Heavy-Duty Overhead Tank
(5.0)
Supreme SILTANK 4-Layer Heavy-Duty Overhead Tank
₹6,990.00 ₹8,800.00 Save ₹1,810
Most Chosen -19% Sintex Pure+ Antimicrobial 1000L Overhead Water Tank
(5.0)
Sintex Pure+ Antimicrobial 1000L Overhead Water Tank
₹7,450.00 ₹9,200.00 Save ₹1,750
Most Chosen -25% Supreme Streamline SWR Drainage Inspection Chamber System
(5.0)
Supreme Streamline SWR Drainage Inspection Chamber System
₹940.00 ₹1,250.00 Save ₹310
Most Chosen -25% Supreme uPVC Equal Tee Pressure Connector
(5.0)
Supreme uPVC Equal Tee Pressure Connector
₹105.00 ₹140.00 Save ₹35
The Industrial Benchmark

The Koley Pipe Fittings Advantage

Decades of metallurgical and plumbing expertise delivering durability, precision, and reliable supply to builders and retailers.

ASTM & ISI Standards

Manufactured with strict metallurgical standards and verified through hydraulic burst and pressure compliance testing.

Precision Threading & Tolerance

Flawless NPT/BSP threads and CNC machined flange dimensions ensuring leak-free connections in demanding high-pressure setups.

UV-Stabilized Multi-Layer Tanks

Food-grade virgin polymers with multi-layer barrier defenses to keep water cool, odor-free, and algae-resistant.

Direct Howrah Freight Logistics

Rapid bulk dispatch straight from our Howrah inventory hub to retail stores, construction yards, and infrastructure sites.

Technical Insights & Engineering Journal

Plumbing & Piping Guides

Practical piping specifications, material comparisons, tank sizing calculators, and installation best practices from our engineering team.

Read our latest engineering articles on ASTM/ISI piping, pressure tests, and fluid systems.

Visit Technical Journal
Contractor & Dealer Endorsements

What Industry Professionals Say

Trusted by civil contractors, MEP consultants, hardware retailers, and industrial maintenance managers.

★★★★★

“We procured over 4,000 meters of pipe fittings and high-pressure flanges for our commercial warehouse project in Rajarhat. The dimensional accuracy and thread consistency were impeccable, saving our plumbing team substantial installation time.”

B
Bikramaditya Roy
Senior MEP Project Engineer • Kolkata
★★★★★

“Koley Pipe Fittings has been our primary bulk supplier for water tanks and brass valves for 4+ years. Their inventory is always ready for immediate truck dispatch from Howrah, and their contractor pricing gives us a major competitive edge.”

D
Debashis Mukherjee
Proprietor, Mukherjee Hardware & Sanitary • Howrah
★★★★★

“The durability of their multi-layer water tanks and heavy-duty GI malleable fittings is second to none in Bengal. Even under extreme working pressures and corrosive water conditions, their fittings deliver zero leakage.”

S
Subrata Ghosh
Civil Works Contractor • Durgapur