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ROOFING • GREEN ROOFS
STRUCTURAL WATERPROOFING
SOLAR PV • SINGLE PLY
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TOPFIX / TOPMETAL

TWO LAYER MECHANICALLY FASTENED SYSTEM WITH THERMAL INSULATION ON PROFILED METAL ROOF DECK

TOPFIX / TOPMETAL is an economic, secure and very fast installation two-layer waterproofing system that allows the building to be waterproofed extremely quickly enabling following trades to start work, in the dry, inside the building without delay. Capping sheet protection can then be applied at a later date. European Technical Approval No.ETA 06/0030 Systems of mechanically fastened flexible roof waterproofing membranes applies.
  • Applications
    Applications
  • Performance
    Performance
  • Roof deck
    Roof deck
  • Insulation
    Insulation
  • Surface options
    Surface options
  • Insulation
    Installation

Applications


  A tried and tested traditional roofing system using modern mechanically fastened techniques for safe application.
  Suitable for use as a two layer fully system on timber derivative or metal decks.
  Suitable for use on new build or renovation projects.

Performance


  A minimum 50 year design life expectancy (BS 8747), available with a 25 year GOLDSHIELD guarantee.
  High melt point and low temperature flexibility ensures stability in all ambient temperatures.
  Stabilised polyester reinforcement in the base layer ensures stability with no shrinkage, high tensile strength and excellent point loading characteristics.
  Indicative BRE Green Guide 2008 rating: D/C.
See the full details of the BRE Green Guide methodology.

Note - The environmental rankings are based on Life Cycle Assessments using BRE's Environmental Profiles Methodology 2008 and refer to the complete system build up including structural elements, thermal insulation, waterproofing and protection.

Roof deck


  Profiled metal decking in either galvanised steel to BS EN 10147:2000 or aluminium to BS EN 484-2:1995.
  The deck should be fixed to the structure in accordance with BS 6399-2 and the manufacturer's instructions.

Insulation


  Suitable for laying over a range of thermal insulation options including HYTHERM PIR and HYTHERM high density EPS flat and tapered boards.

Surface options


  TOPAZ is a self protected membrane available in a choice of six colours. Aluminium (ARMALU) and stainless steel (PAXINOX) coverings are also available.

Installation


  Loose laid or adhered vapour control layer.
  Thermal insulation attachment mechanically fastened.
  Mechanically fastened base layer with torch applied cap sheet.
  Installed by accredited Axtershield Installers.
  Comprehensive long term guarantees covering product, system design and installation.
  Requires minimal routine maintenance, see Axter's recommended Maintenance Schedule.
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