How to Use a Puddle Flange in RCC Slab Construction – Step-by-Step Guide

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  A puddle flange is a simple yet essential fitting used in civil construction to prevent water leakage where pipes pass through concrete structures. In RCC (Reinforced Cement Concrete) slabs, these flanges act as a seal that stops water from migrating along the outer surface of a pipe. Whether you are working on water tanks, basements, lift pits, or underground pipelines, installing a puddle flange correctly ensures waterproofing and structural durability. This step-by-step guide from Udhhyog , a leading supplier of GI, MS, and SS puddle flanges in India, explains how to use a puddle flange during RCC slab construction. ๐Ÿงฐ Step-by-Step Guide ✅ Step 1: Choose the Right Puddle Flange Select a puddle flange based on the pipe size and material (MS, GI, or SS). GI puddle flanges are ideal for general drainage and water pipes. Use stainless steel for corrosive environments or coastal zones. At Udhhyog , we provide puddle flanges in custom sizes with...
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GI Puddle Flange Price & Application Guide – For Pipes, Tanks, and Construction

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GI (Galvanized Iron) Puddle Flanges are specially designed sealing devices used in concrete structures to prevent water leakage where pipes pass through walls, slabs, or tanks. They're vital for udhhyog applications in drainage, water supply systems, and industrial tank installations.

Why GI Puddle Flanges Are Essential in Construction & Udhhyog Use

  • Prevents leakage in concrete penetrations

  • Ensures corrosion resistance with GI coating

  • Used in water tanks, pipe outlets, and underground ducting

  • Compatible with MS, PVC, and HDPE pipes

  • Reliable for both residential and industrial civil works

Types of GI Puddle Flanges for Construction & Water Tanks

  1. Plain GI Puddle Flange

    • Basic sealing flange for tanks

    • Economical and durable

  2. MS Puddle Flange with GI Coating

    • Used in high-load areas

    • More suitable for udhhyog applications

  3. Welded GI Puddle Flange

    • For high-pressure pipelines

    • Popular in refineries and industrial water plants

  4. Custom Size Flanges

    • Made-to-order sizes for specific project needs

Price List – GI Puddle Flange (May 2025)

Size (mm)Thickness (mm)Price (INR)Use Case
803₹220 – ₹280Residential tanks
1004₹280 – ₹350Standard building drainage
1505₹400 – ₹500Industrial pipelines
2006₹600 – ₹750Factory water tanks
250+8₹800 – ₹1200High-load commercial Udhhyog sites

Applications of GI Puddle Flange in Udhhyog & Civil Projects

  • Water tanks (domestic & commercial)

  • Underground sewage & stormwater pipes

  • RO plant water outlets

  • Concrete shafts for HVAC and plumbing

  • Industrial effluent discharge systems

Top GI Puddle Flange Suppliers & Manufacturers in India

Supplier NameLocationSpecializationVerified
Perfect EngineeringDelhi NCRCivil-grade GI flanges✅
Neer Drain SystemsMumbaiWater sealing GI flanges✅
Flowrise IndustriesPuneIndustrial pipe flange systems✅
Vinfab EngineersAhmedabadCustom-size puddle flanges✅
SteelFlex IndiaChennaiGalvanized MS puddle flanges✅

Choosing the Right GI Puddle Flange for Your Project

  • Choose correct flange thickness for load-bearing conditions

  • Match flange diameter to pipe OD

  • Always use GI or MS-GI flanges in outdoor/exposed areas

  • Verify supplier credentials (ISO/ISI/GMB)

  • Get custom quotes for bulk udhhyog orders

Backlink Strategy for Udhhyog & Civil Pipe Market

  • IndiaMART: Target buyers with “puddle flange for tank” keyword

  • TradeIndia: List galvanized flange sizes and stock details

  • Justdial: Optimize business profile under “Construction Fittings”

  • Udhhyog Blogs: Post articles on flange installation for tanks

  • Civil Engineering Portals: Share use cases in water tank sealing

Google My Business Optimization Tips

  • Add high-quality images of puddle flange installations

  • Use keywords like “GI Puddle Flange Supplier India” in business description

  • Encourage client reviews on GMB listing

  • Add service areas: Delhi, Mumbai, Ahmedabad, Pune, Chennai

FAQs – GI Puddle Flange Guide

What is a GI Puddle Flange?
A GI puddle flange is a galvanized iron ring used to seal pipe passages in concrete tanks or slabs. It prevents water from leaking through the pipe-concrete joint.

What is the price of GI Puddle Flange in India?
Prices range from ₹220 to ₹1200 depending on size, thickness, and coating quality.

Where are GI puddle flanges used?
They're commonly used in water tanks, STPs, RO plants, and industrial drainage outlets.

Which material is best for puddle flanges in industrial use?

MS with GI coating is best suited for udhhyog-level durability and long life. 

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