Puddle Flange Concrete Slab

Puddle Flange Concrete Slab​

When it comes to long-lasting waterproofing in structural construction, few components play a more crucial role than a pipe with puddle flange concrete slab setup. This combination not only ensures the secure passage of piping through concrete structures but also eliminates potential leak paths, especially in high-moisture or water-retaining environments.

At Mesta Inc., a global name trusted across India, Kazakhstan, Saudi Arabia, UAE, and Uzbekistan, quality puddle flanges are engineered to provide seamless waterproofing solutions for any pipe passing through a concrete slab. With an unwavering commitment to performance and reliability, Mesta Inc. offers both the products and guidance needed to meet today’s construction standards.

Puddle Flange Concrete Slab​

Puddle Flange specification

Size Connect Type Production technique
1/2″ to 48″ Flat Face / Raised Face / RTJ Forged / Heat treated / machined
Coating Pressure Rating Equipment
  • Zinc Plated
  • Oil Black Paint
  • Anti-rust Paint
Class 150 to Class 2500
  • Press machine
  • Bending machine
  • Pushing Machine

Stainless steel puddle flange weight chart

O
D
NPS Sch
10
Sch
30
Sch
20
Sth.
Wall
Sch
60
Sch
120
Extra
Strong
Sch
40
Sch
160
Sch
80
Sch
100
Sch
140
Double
Extra
Strong
0.840 1/2” 0.674 0.622 0.546 0.622 0.464 0.546 0.252
1.050 3/4” 0.884 0.824 0.742 0.824 0.612 0.742 0.434
1.315 1” 1.097 1.049 0.957 1.049 0.815 0.957 0.599
1.660 1.1/4” 1.442 1.380 1.278 1.380 1.160 1.278 0.896
1.900 1.1/2” 1.682 1.610 1.500 1.610 1.338 1.500 1.100
2.375 2” 2.157 2.067 1.939 2.067 1.687 1.939 1.503
2.875 2.1/2” 2.635 2.469 2.323 2.469 2.125 2.323 1.771
3.500 3” 3.260 3.068 2.900 3.068 2.624 2.900 2.300
4.000 3-1/2” 3.760 3.548 3.364 3.548 3.364 2.728
4.500 4” 4.260 4.026 3.624 3.826 4.026 3.438 3.826 3.152
5.563 5” 5.295 5.047 4.563 4.813 5.047 4.313 4.813 4.063
6.625 6” 6.357 6.065 5.501 5.761 6.065 5.187 5.761 4.897
8.625 8” 8.329 8.071 8.125 7.981 7.813 7.187 7.625 7.981 6.813 7.625 7.437 7.001 6.875
10.750 10” 10.420 10.136 10.250 10.020 9.750 9.062 9.750 10.020 8.500 9.562 9.312 8.750 8.750
12.750 12” 12.390 12.090 12.250 12.000 11.626 10.750 11.750 11.938 10.126 11.374 11.062 10.500 10.750
42.000 42” 41.250 41.000

Carbon steel puddle flange pressure rating

Temperature (°C)
Class
Class 600 Class 300 Class 150 Class 900 Class 400 Class 2500 Class 1500
-29 - 38 103.4 51.7 19.8 155 68.9 431 259
50 103.4 51.7 19.5 155 68.9 431 259
100 103.0 51.5 17.7 155 68.7 429 258
150 100.3 50.2 15.8 151 66.8 418 251
200 97.2 48.6 13.8 146 64.8 405 243
250 92.7 46.3 12.1 139 61.7 386 232
300 85.7 42.9 10.2 129 57.0 357 214
325 82.6 41.4 9.3 124 55.0 344 207
350 80.0 40.0 8.4 120 53.4 334 200
375 75.7 37.8 7.4 114 50.4 315 189
400 69.4 34.7 6.5 104 46.3 290 174
425 57.5 28.8 5.5 86.3 38.4 240 144
450 46.0 23.0 4.6 69.0 30.7 192 115
475 34.2 17.1 3.7 51.3 22.8 142 85.4
500 23.2 11.6 2.8 34.7 15.4 96.5 57.9
538 11.8 5.9 1.4 17.7 7.9 49.2 29.5

What Is a Puddle Flange and How Does It Function?

To begin with, a puddle flange is a specially designed ring that wraps tightly around a pipe. It is embedded into a concrete slab during construction and acts as a physical barrier, blocking any potential path for water seepage. While the pipe provides a utility route for fluids or cables, the puddle flange acts as a protection layer against leaks.

This configuration becomes even more essential in basements, water tanks, lift pits, and underground structures — common in modern construction across India and the UAE. The presence of groundwater pressure or external moisture can quickly compromise unsealed joints, but a pipe with puddle flange concrete slab arrangement can counteract that risk effectively.

Why the Integration of Pipe with Puddle Flange Concrete Slab Is Crucial

A pipe penetrating a concrete slab creates a natural weak point in the structure. Without proper sealing, water can migrate along the external pipe surface into the building. Over time, this can result in:

  • Deterioration of concrete

  • Corrosion of reinforcements

  • Growth of mold and mildew

  • Interior water damage

Therefore, integrating a puddle flange into the slab is not just beneficial but often essential. Additionally, in areas like Saudi Arabia and Uzbekistan, where soil moisture and seasonal changes can affect structural behavior, taking this preventive measure adds extra security.

Mesta Inc.’s Advanced Flange Systems for Global Construction Needs

With decades of expertise, Mesta Inc. has developed a complete catalog of puddle flange systems compatible with various pipe materials including PVC, GI, and HDPE. More importantly, these flanges are designed for flexible installation, adapting to both new builds and retrofits.

Across Kazakhstan and India, construction teams have increasingly relied on Mesta Inc.’s solutions due to:

  • Superior sealing strength

  • Resistant materials for corrosion and wear

  • Wide compatibility with diverse concrete grades

  • Customized sizing as per project requirements

The company has successfully served commercial, industrial, and municipal infrastructure projects across the globe, particularly in environments requiring long-term waterproofing guarantees.

Key Considerations When Designing a Pipe with Puddle Flange Concrete Slab

Before installing, certain key aspects must be planned thoroughly to maximize efficiency and durability:

  1. Location of the Penetration
    Choose a structurally stable section for pipe passage, avoiding critical load zones in the slab.

  2. Pipe Diameter and Flange Size
    The flange should be correctly sized to ensure a tight fit. Mesta Inc. provides technical support to help calculate proper dimensions.

  3. Sealant Compatibility
    A compatible waterproof sealant must be used during flange installation to maintain integrity.

  4. Concrete Mix Design
    For regions such as the UAE or Kazakhstan, where temperature variation impacts curing, selecting the right mix is essential.

  5. Depth of Embedment
    The flange must be embedded at the correct depth to form a water stop and ensure structural bonding.

When these factors are properly considered, the result is a leak-proof pipe and slab integration that performs for decades, even under extreme conditions.

Applications of Pipe with Puddle Flange Concrete Slab in Critical Infrastructure

This setup is particularly suited for various demanding environments. In India, it is often used in high-rise residential and commercial basements. Meanwhile, in Saudi Arabia and Uzbekistan, it sees wide application in underground storage tanks, wastewater treatment facilities, and utility tunnels.

The adaptability of Mesta Inc.’s puddle flange products allows engineers to confidently design for:

  • Sewage and drainage systems

  • Pump stations and lift wells

  • Rainwater harvesting tanks

  • Subway and tunnel piping

Each use case benefits from the added safety of a secure flange-concrete bond, ensuring no moisture penetrates the system.

Step-by-Step Guide to Install Pipe with Puddle Flange Concrete Slab

Although professional installation is recommended, Mesta Inc. offers detailed guidance for clients and contractors. Below is a simplified outline:

  1. Preparation
    Clean the outer surface of the pipe thoroughly. Roughen slightly for better adhesion.

  2. Positioning the Flange
    Slide the flange over the pipe to the desired embedment level. Fix it temporarily with bands if required.

  3. Apply Sealant
    Use a compatible, construction-grade sealant between the pipe and flange.

  4. Reinforce and Pour Concrete
    Carefully pour concrete around the assembly, ensuring complete coverage. Use vibration tools to avoid air pockets.

  5. Final Check
    After curing, inspect the seal visually and through water-pressure testing, especially in high-risk areas.

This methodology ensures long-term success and prevents common issues such as concrete cracking or sealant dislocation.

Why Choose Mesta Inc. for Your Puddle Flange Needs?

Mesta Inc. is more than just a manufacturer. With a global presence spanning Kazakhstan, India, UAE, Saudi Arabia, and Uzbekistan, the company is a strategic partner in infrastructure development.

Clients benefit from:

  • Prompt international delivery

  • Dedicated technical assistance

  • Certified product lines

  • Custom fabrication as per client specifications

Whether you’re working on a metro rail project in India or constructing a stormwater control system in Kazakhstan, Mesta Inc.’s puddle flange solutions are tested, trusted, and tailored to your exact needs.

In conclusion, integrating a pipe with puddle flange concrete slab into construction projects is a forward-thinking step toward durability and leak prevention. Given the increase in water-related structural failures, professionals across Saudi Arabia, Uzbekistan, and beyond are now recognizing the critical role this detail plays in achieving high-performance infrastructure. By partnering with Mesta Inc., clients are not only assured of quality materials but also gain access to a legacy of trust, expertise, and global success.

Get in Touch

Phone Number

+91 22 2386 0222 / +91 22 2386 0223
+91 22 67492118 / +91 22 6636 2118
+919820007728
+919867899897
+919819546861

Email

sales@mestainc.com
nms@mestainc.com
export@mestainc.net

Registered office

Ground Floor, Shop No.2, Rangawala bldg., 58 Islampura Street, Near Alankar Cinema, Mumbai-400 004, India

Factory address

Plot No L 85, MIDC Taloja Industrial Area, Dist.Raigad, Navi Mumbai-410 208, India

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