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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Pressure Relief Valve for Water Heater: Function, Price & Installation Guide (2025)

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 A pressure relief valve (PRV) for water heaters is a safety device that automatically releases pressure if it exceeds preset limits. It prevents tank rupture or explosion. Prices in India start from ₹500 to ₹1,800 depending on size, brand, and pressure rating.

 What is a Pressure Relief Valve for Water Heater?

 Function

  • Releases excess pressure from the water heater tank

  • Prevents overheating or explosion

  • Maintains safe system operation in industrial and residential Udhhyog setups

 Key Features

  • Temperature & pressure sensing

  • Spring-loaded valve design

  • Available in brass, stainless steel, or composite

 Pressure Relief Valve Price in India (2025)

SizeMaterialBrandPrice Range (INR)
1/2 inchBrassZoloto₹500 - ₹700
3/4 inchSS304Sant Valves₹800 - ₹1,200
1 inchCompositeU Flow₹1,000 - ₹1,800

๐Ÿ“Š Note: Prices may vary based on pressure rating (6 bar to 12 bar), certifications, and bulk orders.

 Installation Guide

Tools Required

  • Pipe wrench

  • Teflon tape

  • Bucket for drainage

Installation Steps

  1. Turn off water & power supply

  2. Locate valve outlet near the heater

  3. Wrap valve threads with Teflon tape

  4. Tighten the PRV into the port

  5. Attach discharge pipe for drainage

  6. Turn water & power back on

๐Ÿ”ง Tip: Always follow manufacturer specs for pressure rating and clearance.

Where to Buy in India

Online Platforms

  • IndiaMART

  • Justdial

  • TradeIndia

  • Amazon Business

 Local Suppliers (Delhi NCR)

  • Zoloto Valves Dealer, Ghaziabad

  • Sant Engineering, Faridabad

  • Flowmax Valves, Delhi

Applications in Udyog (Industry)

 Common Uses

  • Commercial water heating systems

  • Boiler safety units

  • Chemical plants

  • Food processing and pharmaceuticals

 FAQs 

Q1. What does a pressure relief valve do on a water heater?

Answer: It automatically releases pressure to prevent the tank from bursting due to overpressure or overheating.

Q2. How much does a water heater pressure relief valve cost in India?

Answer: The price typically ranges from ₹500 to ₹1,800 depending on size, brand, and pressure rating.

Q3. Can I install a pressure relief valve myself?

Answer: Yes, if you're familiar with plumbing basics. Otherwise, hire a certified technician to ensure proper installation.

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