GI Puddle Flange for Drainage & Water Lines – Rust-Proof Solutions by Udhhyog

  A GI Puddle Flange is a type of galvanized iron flange used to seal the area where pipes pass through concrete walls or slabs. It prevents water from leaking along the pipe’s outer surface, making it ideal for water supply lines, sewage systems, and drainage projects.



Udhhyog manufactures high-quality GI puddle flanges with hot-dip galvanization that ensures long-term rust protection, making them suitable for both above-ground and underground installations.

🚰 Applications of GI Puddle Flanges by Udhhyog

SectorApplication
🏠 ResidentialWater tanks, drainage outlets, sewage lines
🏢 CommercialBasements, utility shafts, lift pits
🏗️ InfrastructureStormwater drains, culverts, overhead tanks
🚧 Government ProjectsJal Jeevan Mission, urban water supply pipelines
🧯 IndustrialWastewater discharge, fire-fighting line entries

🔧 Key Features of Udhhyog GI Puddle Flanges

  • ✅ Made from high-grade galvanized iron (GI)

  • ✅ Complies with ISI 1538 flange dimensions

  • ✅ Hot-dip galvanized for 100% rust resistance

  • ✅ Available from 50mm to 600mm NB

  • ✅ Compatible with PVC, HDPE, CI, MS, and GI pipes

  • ✅ Can be embedded in RCC concrete slabs or walls

🔩 Technical Specifications

SpecificationDetail
MaterialGI (Galvanized Iron)
CoatingHot-Dip Zinc Coating
Sizes50mm – 600mm NB
StandardISI 1538 (Type A / B)
Thickness5mm to 12mm (custom available)
End ConnectionSlip-on / Weldable flange design

🧱 Why Use GI Puddle Flanges in Drainage & Water Lines?

  • Prevents leakage or seepage in concrete around pipes

  • Eliminates costly post-construction waterproofing fixes

  • Withstands constant water exposure without corroding

  • Ideal for storm drains, soak pits, tanks, and sewage systems

  • Long-lasting even in moist or saline conditions

🏗️ Installation Tips by Udhhyog

  1. Slide the GI puddle flange over the pipe at the desired sealing point

  2. Fix it in place securely

  3. Cast the concrete around the pipe and flange

  4. Allow proper curing time for water-tight sealing

💡 Pro Tip: For high water table areas, always use a collar-style GI puddle flange from Udhhyog for better anchoring.

✅ Why Choose Udhhyog for GI Puddle Flanges?

  • 💼 Trusted supplier for major civil and plumbing contractors

  • 🏭 In-house manufacturing with quality testing

  • 📦 Ready stock for standard sizes and fast dispatch

  • 📊 Custom size & coating options available

  • 🧾 ISI-compliant with test certificate support

  • 🌐 Pan-India supply & bulk order fulfillment

❓ Frequently Asked Questions (FAQs)

1. What makes GI puddle flanges rust-proof?

Udhhyog uses hot-dip galvanization which creates a durable zinc coating, preventing rust even in wet environments.

2. Can I use GI puddle flanges for sewer pipes?

Yes, GI puddle flanges by Udhhyog are ideal for sewerage and wastewater discharge lines passing through RCC walls.

3. Are these suitable for underground installations?

Absolutely. Udhhyog’s GI puddle flanges are designed for buried pipelines and can withstand pressure and soil moisture.

4. What is the delivery time for standard orders?

We dispatch ready stock sizes within 2–3 working days. Bulk or custom orders may take 5–7 days depending on quantity.

5. Can I order customized flange thickness or sizes?

Yes. Udhhyog offers customization based on your project’s technical requirements, including thickness, collar height, or coating type.

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