Gas

Gas mechanical seals protect critical systems from leaks and intrusions.

Industries
Applications

PHPS

Seal single pipes and conduits with speed and accuracy by utilizing the simple segmented rings. Each ring of rubber corresponds to standard pipe ODs and allows easy sizing in the field.
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PGKD

The only modular seal that visually lets you know when your seal is properly tightened. There are no loose parts. Offers stainless steel 316 hardware and is watertight up to 72.50 PSI.
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PHSD

Seal single cables, pipes, and conduits with speed and accuracy by utilizing the super segmented ring technology. Each ring of rubber has the OD's imprinted on them to easily fit your article to size...
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PZVR

Create watertight entrances in poured concrete structures with this lightweight, cement-coated UPVC sleeve. Integrates with mechanical and chemical sealants for all your pipe and cable sealing needs.
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PHRD

Custom mechanical seals for your project’s unique cable configuration. Power cables, control cables, bus bar and pipes can all be sealed to meet NEC and NESC codes.
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PHRD SG

Stock models have segmented rings that can fit cable ODs in the field, rather than ordering and having to wait for custom-cut seals.
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Wall Flanges

Create watertight entrances on aging concrete, block, brick, knock-out window in precast vaults or manholes, and metal buildings or containers with durable wall flanges.
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PHRK SSG

Has super segmented ring technology that allows you to custom fit cable ODs in the field by peeling off layers of rubber to achieve the exact size needed. Available in multiple sizes to fit a wide ran...
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PHSI-150-DFK

Create secure and tight entrances into containers, substations, and powerhouses or adapt to aging concrete infrastructure. Integrates with other seals to make watertight connections.
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PHSI Wall Sealing System

Helps you create better duct-bank entrances into structures for current and future construction needs using engineered technology. Varia easily connects and expands to fit different wall thicknesses.
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System Covers

Integrate with the PHSI Varia to create closed seals into buildings from direct-buried or open-trenched cables. Heat-shrink system covers can seal up to seven cables.
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Segmento

Integrates with the PHSI Varia to create more versatile, organized cable seals. Four models help you manage multiple cables into one opening, allowing flexibility to swap out or add future cables.
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PHSI-150-DG

Integrates with the PHSI Varia to create airtight, watertight seals into buildings, vaults, manholes, substations, and powerhouses. Multiple sizes available for variety of cable and conduit openings.
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PSEK

Designed to seal numerous cables that enter portable substations, powerhouses, containers, and control buildings. One-piece design modules swing open to easily insert cables entering the structure.
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Accessories

Tools and integrated system components to help you install or complete your job. Engineered to meet your immediate and future construction needs.
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Polywater | Hauff-Technik gas pipe wall sleeves and seals are proven in preventing costly damage to gas and oil infrastructure.

When resiliency and unwavering protection against intrusion is key, professionals know they can trust Polywater | Hauff-Technik gas mechanical seals to do the job. Our products, including, foam sealants, are trusted by industry professionals to provide holistic and durable protection. Gas mechanical seals are completely gastight, watertight and airtight, meaning gas traveling through pipes will not leak out, and will not be contaminated by outside elements. In addition to gas mechanical seals, Polywater | Hauff-Technik also offers energy sector professionals wall sleeves and cleaning products that help uphold the high standards you need to protect gas/oil and the environments in which it travels through. Below are our industry-leading products that support the safe and secure movement of gas — discover the benefits of our mechanical seals for the oil/gas industry, or reach out to our team for questions or support.

PGKD

The PGKD is a link seal for gas pipes that’s easily installed and lets you know when the seal has been successfully secured through visual indication. This link seal is built with convenient features, including nuts that are molded into the pressure plate — meaning no missing parts while out in the field. This link seal for gas pipes is gastight and watertight up to 72.50 PSI (5 bar), giving you peace of mind that it will provide a reliable and powerful seal. 

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PHSD

For a standard gas mechanical seal, the PHSD offers effective protection against gas leaks and water intrusion. Designed for ease of installation, this seal is built with adjustable ring technology that allows you to adapt to pipes of any diameter. Its built-in inspection opening also gives you confidence in the seal’s security. 

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PZVR

Customizable in length and built with a lightweight UPVC design, the PZVR gas pipe wall sleeve provides both durability and ease of installation. This sleeve passed testing at 72 psi (5 bar) for 72 hours without a leak and is a reliable choice for gas pipeline applications. It features a proprietary coating that creates a homogeneous bond with poured concrete, enhancing its protection against water or gas ingress.

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FST/AFT Foam Sealants

Gas foam sealants offer durable and convenient sealant solutions in harsh environments. FST and AFT foams distribute evenly and cure without relying on environmental moisture like other sealants and create rigid, durable seals that effectively protect against leaks and intrusions. 

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WLD Leak Detector Fluid

Gas leaks pose threats to people and the environment, so being able to readily detect a leak is critical. Polywater WLD gas leak detector fluid can detect leaks of any size that could occur along within a pipe. This product will work in any temperature, making it a convenient choice for applications including use on vertical pipes and in gas distribution. 

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Polywater® Grime-Away™ Cleaning Wipes

Keep hands clean and easily wipe down tools and PPE equipment with Grime-Away wipes. With a gentle water-based formula, these wipes can clean up fluids, compounds and greases to help maintain a safe and clean work environment. 

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Polywater® EFW™ Alcohol Electrofusion Splice Preparation Wipe

Meeting industry standards for electrofusion of pipes with EFW’s effective solvent formula. These disposable wipes are large and non-linting, and can clean more area per wipe, reducing waste and limiting exposure to users. 

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