Close-up of a black cylindrical object with yellow ends on a dark background

K-FLEX Twin Solar System

DN16 / 14mm / 10m Coil
£301.20
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K-FLEX Twin Solar System

86TWOM140221002
£301.20
Pipe Size
Insulation
Length
Free UK delivery on orders over £100
Usually dispatched within 1–2 working days
Secure checkout · 30-day returns
How to measure?
Measure the Outside Diameter (OD)
Pipe insulation sizes refer to the outside diameter of the pipe — not the bore (internal diameter).

|←— OD —→|
Wrap a tape measure around the pipe, divide by π (3.14) to get the OD. Or use calipers across the outside of the pipe directly.

Special order / supplier lead time: This item is not held in local stock. It can be ordered online, but additional supplier lead time applies before dispatch. We will confirm the expected dispatch date after your order is received.

13mm insulation options: These variants are temporarily unavailable to order while their Sage stock codes are being verified.

K-FLEX Twin Solar System – Pre-Insulated Solar Thermal Pipe

The K-FLEX Twin Solar System is a pre-insulated twin corrugated stainless steel pipe system for solar thermal installations. It combines flexible stainless steel tubes with K-FLEX SOLAR HT high-temperature elastomeric insulation, a UV-resistant outer sheath and an integrated sensor cable.

Options

  • Pipe sizes: DN16, DN20 and DN25
  • 14mm and 20mm insulation variants are available to special order online
  • 13mm insulation variants remain unavailable while their Sage codes are verified
  • Available coil lengths vary by size and insulation option

Applications

  • Solar collector to hot water cylinder connections
  • Domestic and commercial solar thermal systems
  • Renewable heating installations

Select the required pipe size, insulation thickness and coil length from the variants.

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