25mm Flexalen® PU
25mm UNO pipe in a 91mm casing
High performance, flexible pre-insulated plastic system for heating applications
All pipework is sold per meter
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All pipework is cut to length. Delivery 24-48 hours.
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We stock a wide range of coils in a yard in the UK.
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Ideal for Heatpump installation
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Suitable product for Uk Government Boiler upgrade scheme (BUS)Boiler Upgrade Scheme
GOV - Boiler upgrade scheme
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Highest insulation class for plastic pipe systems and perfect fit for low temperature heating networks
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Large network capacity with service pipes up to OD315mm
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Full compatibility with Flexalen® 600: combine highest insulation class of main lines with the most flexible house connection lines
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Safest choice with homogeneous welding and high-pressure rating 95°C/8bar, for increased reliability
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Flexalen® PU is a pre-insulated plastic pipe system consisting of fully flexible and semi-flexible pipes (SL). The flexible pre-insulated pipe system is produced conform to the European standard EN15632-1, 2 (DOC), QB08 certified (CSTB) and KIWA system certified as well as third-party controlled according BRL KOMO 5609-2. The PB service pipes are conform to EN-ISO 15876. The PUR foam and LDPE casing pipe of the semi-flexible preinsulated pipes (SL) fulfil the functional requirements according EN253.
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| PB-H service pipe (EN-ISO 15876) |
| Max. service temperature 95°C |
| Max. operating pressure 8bar*(95°C) |
| *depending on the diameter |
| Thermal Insulation |
| Cyclopentane-based PUR foam |
| Closed-cell structure, CFC-free |
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Thermal Conductivity λ ≤ 0.022 W/m·K @ 50°C** **semi-flexible pipes (SL): Thermal Conductivity ≤ 0.029 W/m·K @ 50°C; both λDECL |
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