webertherm M1

webertherm M1 — mineral one coat external insulation render for use with EWI systems

This product is part of our comfort range.

  • thermacare

A one-coat, through-coloured mineral render for use with webertherm XP external wall insulation system.

Available in 23 colours, various textures and finishes can be achieved including scrape, dry-dash and spray textured finishes.  Details such as light ashlars and quoins can be incorporated.


  • 20kg

Colours available

  • White
  • Beige
  • Parchment
  • Light Blue
  • Graphite
  • Brick Red
view full palette

About this product

webertherm M1 is a lightweight mineral render, specifically designed and manufactured for one-coat application. 

This external render is a component of the webertherm XP system and is applied directly to the insulation board. 

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Features and benefits

  • One coat machine application, significantly, reducing the ‘programme of works’ and all associated costs
  • Suitable for spray or hand application
  • Improved workability, making hand application easier
  • Through colour, thick mineral render for low maintenance and durability
  • No lost time waiting for undercoats to cure
  • Quality assured raw materials
  • Ready mixed – only the addition of potable water required on site for ease of use
  • Supported by comprehensive technical and architectural services
  • BBA approved certificate no. 09/4670

Things to consider

  • Do not apply if frost is forecast within 24 hours of use
  • Do not apply in damp/wet conditions
  • Do not apply in temperatures below 5°C or above 30°C
  • Do not apply on elevations in direct sunlight or where the substrate is hot
  • When stored unopened in correct conditions a shelf life of 12 months can be expected
Willenhall - Coventry
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Willenhall - Coventry

Weber EWI has been specified for the thermal upgrade of over 1,400 homes in Willenhall, Coventry. The properties are owned and managed by Whitefriars Housing, a housing and regeneration organisation ...

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Bangor and Y Bala Thermal Upgrade
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Bangor and Y Bala Thermal Upgrade

Thermal upgrade using webertherm XP external wall insulation for social housing in Bangor and Y Bala, North Wales

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Hesketh Road – Preston
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Hesketh Road - Preston

Almost 200 properties in Hesketh Road, Preston, Lancashire, have been totally transformed with the application of webertherm XP External Wall Insulation System

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DCC Headquarters - Leopardstown, Dublin
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DCC Headquarters - Leopardstown, Dublin

The corporate headquarters of DCC has received an attractive new appearance and greatly improved thermal performance with the application of webertherm XP external wall insulation system

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Somerset New Build
External Wall Insulation Systems

Somerset New Build

webertherm XP External Wall Insulation system has been specified for a contemporary new build in a designated conservation area in South West England. The revolutionary system has been used on the ...

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Technical & Safety Data Sheets and Certification

This product can be used as part of these projects

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