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CALPEX PUR-KING DUO low-temperature pipe system

The patented CALPEX PUR-KING DUO with two PEX-a carrier pipes is a flexible, continuous and self-compensating low-temperature pipe system boasting the world’s best lambda value of 0.0199 W/m*K.

Operating temperature: Max. 95°C (fluctuating)
Operating pressure: PN 6
Dimensions: DUO DN 20–65
Carrier pipe: PEX-a
Insulation: Polyurethane (PUR)
Application: Local and district heating networks

We look forward to hearing from you.

Type Nominal diameter PEX inner pipe Min. bending radius Max. ring length**
  Jumbo Maxi
  DN Inch mm m m m
CPX H 25+25/91 20 + 20 3/4 2 x 25 x 2.3 0.55 450 715
25+25/111 PLUS 20 3/4 2 x 25 x 2.3 0.75 300 450
CPX H 32+32/111 25 + 25 2 x 1 2 x 32 x 2.9 0.60 300 450
CPX H 32+32/126 PLUS 25 + 25 2 x 1 2 x 32 x 2.9 0.80 192 291
CPX H 40+40/126 32 + 32 2 x 1 1/4 2 x 40 x 3.7 0.65 192 291
CPX H 40+40/142 PLUS 32 +32 2 x 1 1/4 2 x 40 x 3.7 0.85 160 260
CPX H 50+50/162 40 + 40 2 x 1 1/2 2 x 50 x 4.6 1.10 92 149
CPX H 50+50/182 PLUS 40 + 40 2 x 1 1/2 2 x 50 x 4.6 1.30 52 86
CPX H 63+63/182 50 + 50 2 x 2 2 x 63 x 5.8 1.20 52 86
CPX H 63+63/202 PLUS** 50 + 50 2 x 2 2 x 63 x 5.8 1.40 46 80
CPX H 75+75/202** 65 + 65 2 x 2 1/2 2 x 75 x 6.8 1.40 46 80

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