Technical downloads

Specs, sheets, and the certifications behind them.

Brochures for the marketing folder, data sheets for the design desk, installation instructions for the van, and certifications for building control. Plus the Ridgeline CPD for specifiers who want the full technical story.

Specifier resources

Linkable technical resources.

Short PDF resources designed for specifiers, installers, heat-pump partners, merchants and trade press. Useful for project packs, technical outreach and backlink-worthy references.

  • Heat Pump Pipework Specifier Guide

    A practical guide to specifying corrugated 316L stainless steel pipework for air source heat pump flow and return, with routing, insulation, sizing and proof-pack notes.

    PDF Updated May 2026
  • Drinking Water Pipe Material Comparison

    Copper, PEX, MLCP, push-fit plastic and 316L stainless steel compared for potable-water pipework, whole-home distribution and concealed routes.

    PDF Updated May 2026
  • Ridgeline Specification Pack

    A compact project-pack resource covering the Ridgeline product family, key applications, suggested specification wording and proof documents to include.

    PDF Updated May 2026

Brochures

The Ridgeline range, in print.

Print-ready brochures covering the whole Ridgeline plumbing system. Long version for specifiers, short version for fast hand-outs.

  • Ridgeline Plumbing Long Brochure

    The full Ridgeline plumbing system: tube, fittings, Flexis, Underfloor. System advantages, technical specs, sustainability and applications. Designed for specifiers and senior tradespeople who want the complete picture.

    PDF Updated May 2026
  • Ridgeline Plumbing Short Brochure

    Eight-page summary of the Ridgeline range. Ideal for merchant-counter pickup, trade-day handouts and first-conversation introductions.

    PDF Updated May 2026

Data sheets

Specs, dimensions, working parameters.

One sheet per product line. Sizes, pressure and temperature ratings, support spacing, fitting compatibility, certifications.

  • Ridgeline + P1 Mechanical Fittings Data Sheet

    Tube R-15 to R-54 with the P1 fitting system: 15 bar at 150 °C. Includes pressure-drop tables (Pa/m and m/s) at flows from 2.5 to 300 L/min, full fitting schedule and the universal-thread interfaces.

    PDF Updated May 2026
  • Pre-Insulated Ridgeline + P1 Data Sheet

    Pre-insulated tube in R-28, R-32-HP and R-35: the key sizes for air source heat pump and solar thermal feed-and-return. Factory-bonded insulation layer (0.0384 W/(m·K), UV-stable PE outer shell). 15 bar at 20 °C with the P1 fitting system.

    PDF Updated May 2026
  • Ridgeline + RidgeLock Data Sheet

    Tube R-15 to R-28 with the RidgeLock sealing-ring system: 10 bar at 90 °C. Drops into any standard EN 1254 compression body. Pressure-drop tables and connection guidance.

    PDF Updated May 2026
  • Ridgeline Underfloor Data Sheet

    Underfloor heating tube spec: Pro-FAST 15, Pro-FAST 17 and Eco-MAX. Sizes, manifold connection, board compatibility, working parameters and circuit-length guidance.

    PDF Updated April 2026
  • Ridgeline Flexis Data Sheet

    Premium 316L stainless flexible connectors. Specs, fitting types, sizes, pressure and temperature ratings, applications.

    PDF Updated April 2026

Installation

On-site reference.

Plumber-friendly install instructions. For deeper guidance, see the data sheets above or the common-questions page.

Certifications & compliance

Approvals and declarations.

WRAS Approval, KIWA Reg 4 (KUKreg4 ATS 3) certification, and the Flexis Pressure Declaration. Everything a specifier or building control officer is likely to ask for.

  • WRAS Product Approval Certificate

    Water Regulations Approval Scheme certificate covering the Ridgeline + RidgeLock and Ridgeline + P1 systems for UK potable water installations.

    PDF Updated February 2025
  • KIWA UK Reg 4: P1 Fitting System (KUKreg4 ATS 3)

    Kiwa UK Regulation 4 approval for the full Ridgeline tube range R15 to R54 with the P1 brass fitting system. Independent third-party verification of fitness for UK potable water to Regulation 4(1)(a). Manufacturer recommended maximum working pressure 15 bar.

    PDF Updated June 2026
  • KIWA UK Reg 4: RidgeLock System (KUKreg4 ATS 3)

    Kiwa UK Regulation 4 approval for the Ridgeline plus RidgeLock sealing-ring system (R15 to R28). Independent third-party verification of fitness for UK potable water. Equivalent regulatory weight to WRAS Approval.

    PDF Updated February 2025
  • Ridgeline Flexis Pressure Declaration

    Manufacturer declaration of pressure performance for the Flexis flexible-connector range.

    PDF Updated April 2026

CPD presentation

Corrugated stainless steel piping systems for hot & cold water.

A 45-minute CPD session for specifiers, M&E consultants and building services engineers. Covers the material science of 316L corrugated tube, fitting systems, hygiene and Legionella, thermal performance, sustainability, and where Ridgeline fits versus copper, PEX, push-fit and press-fit alternatives.

  • 45 minutes plus Q&A
  • Intermediate level. Suitable for CPD points logging.
  • Certificates of attendance available on request
  • We can also deliver this CPD live to your team. Submit the form to register your interest.

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Can't find what you need?

For a heat-pump pipework headroom check, use the interactive calculator. For drawings, NBS clauses, BIM data and bespoke technical questions, get in touch and the team will come back within one working day.

316L marine-grade stainless WRAS approved KIWA certified 15 bar at 150 °C UK designed