| Attribute | Value |
|---|---|
| Brand | Elster Perfection / Mertik Maxitrol |
| Type | Mechanical Pressure Tapping Fitting |
| System | Permalock |
| Feature | Gas Connection Line with Mertik Maxitrol Sentry GS Excess Flow Valve |
| Function | Gas Flow Switch with Overflow Opening |
| Model | GS25 |
| Pressure Range | 32 mbar – 5 bar |
| Flow Capacity (Air) | 13 m³/h |
| Flow Capacity (Gas) | 16.8 m³/h (Density: 0.6) |
| Clamp | Drilling Clamp EFV-Permalock |
| Connection Dimensions | 110mm / 32mm |
| GSW | With Overflow Orifice |
| Code | 10511410G |
| Material Spec | PE100 SDR 11.0 MOP 10 |
| Serial/Batch Numbers | 05120431403171603705150310 |
| Installation | Hand Tighten |
| Patent | U.S. Pat# 8,826,929 |
| Certification Code | C&J 105528010 |
| Approvals | DVGW-G, DG-4511BT0205, DG-7521BS0052 |
| Pipe Size | 110mm |
| Wall Thickness | X3.0 mm |
| SDR | 11 |
| PE Grade | PE 2406 CEE / PE 3408 CEE |
| Weight | 1.350 Kg |
| Reference No | 71162 |
What is the GS25 Tapping Tee?
The GS25 Tapping Tee is a molded polyethylene fitting that permits a branch service line to be tapped off a PE mainline. It is used for gas distribution purposes and is particularly beneficial when there is a need for rapid and secure service connections. Its greatest advantage is that it facilitates a direct tap without service disruption.
Key Features
Gas-Tight Seal: It has a strong seal for leak-free tapping.
Ease of Use: No fusion tool required, no curing time needed, saving labor and installation costs.
Durability: Constructed from high-grade PE material, it’s resistant to corrosion and weathering.
Versatility: It is compatible with a range of PE main sizes and wall thicknesses.
What is the Permasert Coupling?
The Elster Perfection Permasert Coupling is an internally threaded coupling system for permanent, leak-free polyethylene gas piping joining. It has been a reliable industry standard since its release, trusted for performance and effortless installation.
Important Features:
No Fusion Required: Installs without fusion equipment with ease, making it perfect for field applications.
Permanent Bond: Designed for enduring durability with no regular maintenance.
Pressure Tested: Rated for full-line pressure, providing peace of mind for underground applications.
Tamper-Resistant: Designed to prevent unauthorized disassembly once installed.
Why This Combo Matters?
When combined with the Permasert Coupling, the GS25 Tapping Tee forms a very efficient, safe, and time-saving connection for gas service lines. Installers enjoy a process that minimizes tools, training, and open flames—enhancing job site safety and project cost savings.
Applications
This pairing is typically applied to the following situations:
Residential Gas Service: For joining houses to municipal gas lines.
Commercial Buildings: Where dependable gas service connections are critical.
Utility Upgrades: Perfect for upgrading existing older lines with new, safer connections.
Emergency Repairs: Enabling quick, safe restoration of service without interrupting the main.
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