Flexalen PHC

Flexalen Pre-fabricated House Connections

Flexalen PHC (Pre-fabricated House Connnections) ensures heating networks with minimum investments, maximum insulation values ánd flexibility. Our flexalen PHC product group reduces your purchase cost and installation time.

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Flexalen PHC - DoubleMain-DoubleHouse - Red - Detail 1
Flexalen PHC - DoubleMain-DoubleHouse - Red - Detail2

Flexalen PHC

Flexalen PHC is our pre-fabricated house connection for extremely fast and secure installation of pre-fabricated piping for heating networks. The PB-1 medium pipe is PUR-insulated, and can be connected with Flexalen 600 or Flexalen PU. Flexalen PHC contains the general distribution line and the connection (flow and return) to a house.

Purchase cost savings


Installation time reduction per house connection - 33 %


Produced & tested in the Netherlands - 100%


Flexalen PHC is 100% produced and tested in our own manufacturing facility in the Netherlands.

Flexalen PHC cut out

Technical characteristics

Flexalen PHC consists of:

  • 1 or 2 PB-1 medium pipes
    homogenously weldable, flexible plastic pipes
  • PUR insulated core
    optimal energy efficiency, CFC-free
  • PE outer casing
    protects against mechanical damage

With house connections, up to 6 mtr

We produce Flexalen PHC in lengths up to 6 meter, including multiple house connections per stick. This only needs a straight trench in your street, with a minimum of digging volume. Disturbance for the residents is minimal, due to the ready house connections. Building a heating network was never so fast and efficient!

Connection techniques

Flexalen PHC can both be connected to

Flexalen compression fittings
Compression fitting
Flexalen Electrofusion socket fittings
Electrofusion fitting
Clamping tool
Butt fusion welding

Certifications and Standards

reach logo
KOMO 5609 2 system
BRL 5609-2


Flexalen PHC - DoubleMain-DoubleHouse - Red

Double Main, Double House connection

Flexalen PHC - DoubleMain-SingleHouse - Red

Double Main, Single House connection

Flexalen PHC - SingleMain-SingleHouse - Straight - Red

Single Main, Single House connection - Straight

Flexalen PHC - SingleMain-SingleHouse - Raised - Red

Single Main, Single House connection - Raised

Frederiek Patoor Thermaflex
Frederiek Patoor

International Sales Manager Piping Solutions

Ask our Flexalen PHC expert

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Why Thermaflex?

We develop and supply high-quality technical solutions for insulation, protection, shock resistance and soundproofing.

Customised solutions
100% recyclable insulation products
Project management and support


June 13, 2022 in Ducting systems, Heating & cooling networks, Insulated piping systems

Thermaflex at SHK Essen

At SHK 2022 (6 to 9 September 2022 at Messe Essen in Germany) Thermaflex will show its solutions for heating networks, heatpumps and HRV systems. Visit Thermaflex in hall 1,…
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May 9, 2022 in Flexalen prefabrications, Geothermal Energy, Heating & cooling networks, Insulated piping systems, Local & district heating network, News

Flexalen PHC: the next step in district heating networks

As the market leader in the pre-insulated polymer pipe industry, we have developed a completely new product that makes building heating networks easier, faster, and cheaper! In the coming years,…
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