

PerformPipe in numbers
Every inch of PerformPipe® is designed to outperform the alternatives. Backed by testing, proven in the field - these numbers speak for themselves.
13mm
ultra-thin Aerogel Insulation
-30%
lower annual energy costs
60
years guaranteed lifespan
Effective thermal insulation is essential for enhancing the performance of heat pump…PerformPipe, featuring aerogel insulation demonstrated the best overall performance, offering the lowest heat losses and energy demand.
Dr Mohamad Rida & Cameron Johnstone
Energy Systems Research Unit
University of Strathclyde
Real results - Backed by data
Unlike most competitor claims based on lab assumptions or manufacturer estimates, PerformPipe® was put through a full-year real-world simulation.
We modelled an air-source heat pump installation using historical weather data from Edinburgh, replicating conditions faced by typical UK homes. This wasn’t theory - it was practical, applied performance.
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12-month simulation using a domestic heat pump set at 55°C
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Dynamic usage model based on a household of 3 people
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5m pipe lengths indoors and outdoors, mirroring real installs
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Tested using industry-standard methodology with consistent baselines
The outcome? PerformPipe® consistently delivered lower heat loss, shorter run times, and smaller bills.
How we compare to the competition
Most alternatives - like polyethylene-based pipes - required significantly thicker insulation just to approach PerformPipe®'s efficiency. Even then, they fell short.
Metric | PerformPipe | Competitors |
|---|---|---|
Insulation Type | Aerogel | Commonly used UK alternatives |
Insulation Thickness | 13mm | 21.5mm + |
Annual Heat Pump Runtime | 451 hours | 512 - 585 hours |
Annual Energy Consumption | 1283 kWh | 1527 - 1663 kWh |
Annual Energy Cost (at £0.28) | £359 | £427 - £465 |
Overall Diameter | 57.8mm | 67mm - 78mm |
Lifespan | 60 years | ~1–20 years |
Maintenance | None | Requires sealing & ongoing painting |
Installation | Continuous coils (pre-insulated) | 1 and 2m lengths, multiple joints |
Bottom line?
With PerformPipe, you get higher efficiency in a smaller footprint, meaning:
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Lower energy bills
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More space for routing through walls, floors and tight installs
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Faster, cleaner installations
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Extended system lifespan from reduced heat pump wear
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No repainting or re-sealing over decades of use
Competitor systems don't just cost more to run - they take more time and space to install and maintain. PerformPipe® eliminates those compromises.
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Flow, Pressure & Performance
Choosing the right pipe size affects everything downstream of it: how hard your pump has to work, how much energy your system uses, and how well it performs once it's buried or boxed in and out of sight.
Rather than ask you to take our word for it, we publish the pressure drop data for DN25, DN32 and DN40 PerformPipe below.
How to read this data
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Flow rate (L/min): how much fluid moves through the pipe each minute. Higher flow rate means more heat delivered, but also more resistance for your pump to overcome.
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Pressure drop (mbar/m and kPa/m): the resistance the fluid meets for every metre of pipe. The higher the pressure drop, the harder your pump works, and the more energy your system uses to keep fluid moving. Multiply by your pipe length to estimate the loss across a run.
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Comparing sizes: each pipe size is shown across its own flow range, so compare sizes at the flow rate your system actually needs rather than row by row.
DN25
Full data available in the downloadable DN25 data sheet
Flow rate (L/min) | Pressure drop (mbar/m) | Pressure drop (kPa/m) |
|---|---|---|
9.59 | 1.16 | 0.116 |
20.55 | 6.63 | 0.663 |
29.50 | 14.09 | 1.409 |
45.05 | 33.83 | 3.383 |
38.55 | 24.31 | 2.431 |
Inner Diameter | 26.5mm |
Outer Diameter | 33.0mm |

Pressure drop per metre across flow rates from 9.6 to 45.1 L/min.
DN32
Full data available in the downloadable DN32 data sheet
Flow rate (L/min) | Pressure drop (mbar/m) | Pressure drop (kPa/m) |
|---|---|---|
87.23 | 29.13 | 2.913 |
69.31 | 18.11 | 1.811 |
15.17 | 0.91 | 0.091 |
34.15 | 4.31 | 0.431 |
52.10 | 10.07 | 1.007 |
Inner diameter | 34.2mm |
Outer diameter | 41.1mm |

Pressure drop per metre across flow rates from 15.2 to 87.2 L/min.
DN40
Full data available in the downloadable DN40 data sheet
Flow rate (L/min) | Pressure drop (kPa/m) | Pressure drop (mbar/m) |
|---|---|---|
28.52 | 0.98 | 0.098 |
56.28 | 4.11 | 0.411 |
89.09 | 9.98 | 0.998 |
115.33 | 18.01 | 1.801 |
132.03 | 26.02 | 2.602 |

Pressure drop per metre across flow rates from 28.5 to 132.0 L/min.



Tel. 01369 702070
Email: enquiries@perform-pipe.co.uk
17 Sandbank Industrial Estate, Dunoon, Argyll, PA23 8PB