Description
End Cap 25mm
RAKtherm imported PPRc, Food graded third generation Poly propelene Random with Co-polymer
materials. contact 0322-3540656
What is End Cap 25mm RAKtherm PPRc ?
The End Cap 25mm RAKtherm PPRc PN 25 is a socket-fusion fitting used to permanently or temporarily close the end of a 25 mm PPR pipeline in hot and cold water systems. It is typically used in potable-water plumbing, HVAC water lines, and heating/cooling distribution networks where a sealed, leak-tight termination is required.
Description
An end cap is a closed fitting that fits over the pipe end and is fusion-welded in place, creating a strong and hygienic seal. In RAKtherm’s PP-R system, it belongs to the family of fittings designed for pressurized hot and cold water service, with the system also used in heating and chilled-water applications. The 25 mm size is commonly selected for branch ends, isolated fixtures, testing points, or future extension stubs.
Specification
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Size: 25 mm.alisouq+1
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Material: PPR / PP-R (polypropylene random copolymer).arcorporation
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Pressure class: PN 25.
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Connection type: socket fusion / heat fusion.
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Use temperature: suitable for both hot and cold water service.
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Typical system service: water supply, HVAC hydronic lines, heating circuits, and plumbing termination points.
RAKtherm’s PP-R system is described as suitable for pressurized hot and cold water delivery, and its fittings are part of the same welded system used for reliable long-term service. PN 25 indicates a higher-pressure-rated fitting than PN 20 or PN 16, which makes it suitable for more demanding service conditions.
Installation
The end cap is installed by socket fusion, not by threading or solvent cement. The pipe end should be cut square, cleaned, and aligned properly before heating and joining; once inserted, the joint should be held steady until it cools and sets. RAKtherm’s catalogue indicates fusion welding is done with the welding machine heated to 260 °C.
Practical steps:
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Cut the 25 mm pipe square.
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Clean and dry the pipe and fitting socket.
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Heat both parts with the correct fusion tool.
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Insert fully without twisting.
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Hold in position until cooling is complete.
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Pressure-test the line after installation.
Usage
This fitting is used when a pipe run must end cleanly and safely, such as at:
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The end of a branch line.
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Temporary closure during construction or testing.
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A future expansion point left ready for later extension.
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Dead-end termination in hot-water or cold-water distribution.
In HVAC and plumbing work, it is useful for isolating unused pipe sections, finishing a manifold branch, or closing a line during phased installation. Because it is a fusion joint, the result is smooth, corrosion-resistant, and suitable for potable-water service.



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