webertherm XM - Multi Layer System

webertherm XM — compatible with external wall insulation boards including rockwool insulation

webertherm XM is a high performance external wall insulation system protected by meshcloth reinforced polymer renders. 

webertherm XM systems when applied to a masonry substrate have BBA approval covering various types of insulation and many render finishes.

To calculate your project thermal efficiency use our handy U-Value Calculator

Enquire about this system →

webertherm XM — compatible with external wall insulation boards including rockwool insulation
Decorative Finish

A range of decorative finishes are available in a wide range of colours to finish your webertherm XM system, including:

weber PR310 Primer

Prime the surface with weber PR310 to reduce suction before appling the decorative finish.

If using weberend LAC rapid as the render coat, priming with weber PR310 is not required.

Lightweight Adhesive Render Coat

Use

weberend LAC - polymer-modified lightweight adhesive render coat

or

weberend LAC rapid -  rapid drying, polymer-modified lightweight adhesive render coat.

weber standard meshcloth

weber standard meshcloth is a balanced, open weave, alkaline resistant glass fibre meshcloth.

Standard duty

  • Weight 160 g/m²
  • Mesh dimension 3.5 mm x 3.5 mm
  • Size 1m x 50m roll
Lightweight Adhesive Render Coat

Use

weberend LAC - polymer-modified lightweight adhesive render coat

or

weberend LAC rapid -  rapid drying, polymer-modified lightweight adhesive render coat.

Rigid insulation board

webertherm EPS is shown here, but a choice of insulation can be specified from a range including:

  • webertherm EPS
  • webertherm MFD
  • webertherm PHS

For more information about our webertherm insulation options

Lightweight Adhesive Render Coat

When specified additional fixing or levelling of the insulation board may be required using:

weberend LAC - polymer-modified lightweight adhesive render coat

or

weberend LAC rapid -  rapid drying, polymer-modified lightweight adhesive render coat.

 

Fixings

A wide range is available to accommodate all insulant thicknesses and substrate types. Fixings are specified on a project by project basis and pull-out values are established to ensure the webertherm XM system is securely fixed back to the substrate.

Beads, trims and flashings

Full system and render only beads are available in polyester powder coated galvanised mild steel or grade 304 austenitic stainless steel in 3m and 2.5m lengths. Trims and flashings such as overcills and copings, are available in PPC aluminium in 2.5m lengths or made to order.

Tutorials and videos

Case studies

Kildare Community College - Co Kildare
External Wall Insulation

Kildare Community College - Co Kildare

This new school provides secondary school facilities for 1,000 students and is one of six new schools which will provide places for over 4,700 pupils through the Public Private Partnerships (PPP) ...

Denton Estate, Camden, North London
External Wall Insulation

Denton Estate, Camden, North London

Dramatic refurbishment of the Denton Estate, a low-rise estate formed of 19 four-storey apartment blocks

Rushenden - Isle of Sheppey
External Wall Insulation

Rushenden - Isle of Sheppey

A challenging and pioneering refurbishment project in Rushenden, Isle of Sheppey, is now complete, the results of which are hoped to be significant enough to offer the potential to develop a National ...

Coventry Cross - London
External Wall Insulation

Coventry Cross - London

More than 10,000m² of webertherm XM external wall insulation system and render changed the face of the Coventry Cross Estate

Cruddas Park - Newcastle-upon-Tyne
External Wall Insulation

Cruddas Park - Newcastle-upon-Tyne

Five tower blocks owned by Newcastle City Council have undergone a full refurbishment both internally and externally

JCoSS School - New Barnet
External Wall Insulation

JCoSS School - New Barnet

webertherm XM EWI system was chosen for this beautiful new school due to its ability to balance modern aesthetic design and highly efficient thermal insulation.

Leeds United Stadium - Leeds
External Wall Insulation

Leeds United Stadium - Leeds

weberthem XM has been specified for the super-modern redevelopment of the East Stand at Leeds United's football stadium - Elland Road.

Lowther Children's Centre - London
External Wall Insulation

Lowther Children's Centre - London

Designed with a simple palette of materials, this scheme is an example of how good design can overcome restricted budgets.

Oakapple Close - Colchester
External Wall Insulation

Oakapple Close - Colchester

The versatility of the webertherm External Wall Insulation (EWI) system has been demonstrated at a major housing development at Colchester Barracks in Essex to achieve a u-value of 0.25W/m²K.

Hale Village - North London
External Wall Insulation

Hale Village - North London

The Hale Village regeneration project, one of the largest schemes in London, will provide almost 1200 student accommodation rooms, 542 affordable accommodation units, 486 private residential units, a ...

Byron Square - Cambridgeshire
External Wall Insulation

Byron Square - Cambridgeshire

A prefabricated home constructed in 1950 lacking adequate insulation was remedied with the BBA-certified webertherm XM external wall insulation system

Bure Valley School - Norfolk
External Wall Insulation

Bure Valley School - Norfolk

Briefed to integrate a renovated section of the school with new additions to the building, architects specified webertherm XM external wall insulation

B/E Aerospace - Northern Ireland
External Wall Insulation

B/E Aerospace - Northern Ireland

Dramatic transformation of a 70s industrial office building into a stylish and efficient 21st century using the skilful application of webertherm XM external wall insulation

Mixenden - Yorkshire
External Wall Insulation

Mixenden - Yorkshire

Weber is sole supplier of the award-winning webertherm External Wall Insulation (EWI) being installed in the thermal makeover programme of properties in Calderdale, Yorkshire.

Middlegate Estate - Great Yarmouth
External Wall Insulation

Middlegate Estate - Great Yarmouth

EWI was specified for the thermal and aesthetic upgrade of ground floor apartments in Great Yarmouth, Norfolk. A combination of apartments and duplexes on the Middlegate Estate are of unique ...

Llanwern High School - Newport, South Wales
Newport, South Wales

Llanwern High School - Newport, South Wales

Weber EWI has been used extensively in the construction of the new Llanwern High School, Newport, South Wales. Almost 2,500 m² of webertherm XM EWI has been installed in the £30m project.

Edgwarebury Lane - Barnet, London
External Wall Insulation

Edgwarebury Lane - Barnet, London

A striking and contemporary apartment block in Barnet, North London, incorporates the high performance external wall insulation (EWI) system webertherm XM with PIR (Polyisocynaurate) insulation to ...

Kilburn Gate - North London
External Wall Insulation

Kilburn Gate - North London

Weber EWI has been specified for the complete thermal upgrade of Kilburn Gate, North London, as part of Camden Council's 'Better Homes' campaign. Substantial reductions in energy costs have been ...

Thetford Academy - Norfolk
External Wall Insulation

Thetford Academy - Norfolk

webertherm XM EWI has been specified for the Thetford Academy, Norfolk. The £16.9m government-funded scheme creates a new state-of-the-art facility for the community of Thetford. This multi-layer ...

Freebridge - Norfolk
External Wall Insulation

Freebridge - Norfolk

Airey houses in West Norfolk are being restructured and clad with External Wall Insulation (EWI) by Weber to improve their thermal performance and aesthetics.

University of Cambridge Sports Centre
External Wall Insulation

University of Cambridge Sports Centre

webertherm XM EWI system was specified for this iconic sports building which has been designed with an integrated approach to sustainability, engineering and architecture.

Woodville Road, Thornton Heath
External Wall Insulation

Victorian Semi - Thornton Heath, South London

An attractive Victorian semi-detached solid wall property in Thornton Heath, falls within the 'hard-to-treat' category, to avoid losing as much as 45% of heat through untreated walls this property has...

L&Q Flagship Project
External Wall Insulation

L&Q Flagship Project - Lewisham

In the London Borough of Lewisham webertherm XM EWI has been specified for the extensive refurbishment and thermal upgrade of apartment blocks on selected estates across the Forest Hill and Sydenham ...

Holly Park Estate - Islington
External Wall Insulation

Holly Park Estate - Islington

In the London Borough of Islington, webertherm XM External Wall Insulation has been specified for the extensive external refurbishment and thermal upgrade of almost 300 hard-to-treat apartments on the...

The Tower - Cwmbran
External Wall Insulation

The Tower - Cwmbran

The Tower, at 23-storeys is the tallest tower block in Cwmbran, South Wales, and has undergone a dramatic upgrade in both thermal performance and aesthetics with the use of Weber External Wall ...

Hampton by Hilton - Gatwick
External Wall Insulation

Hampton by Hilton - Gatwick

Weber External Wall Insulation has been used in the conversion of the former Longbridge House office block into the new Hampton by Hilton Hotel at London Gatwick Airport

emh homes - Ilkeston
External Wall Insulation

emh homes - Ilkeston

Weber’s External Wall Insulation has been specified by emh homes in the thermal and aesthetic upgrade of dwellings in Ilkeston, Derbyshire

Weir Properties upgrade – East Ayrshire District Council
External Wall Insulation

Weir Properties Upgrade - East Ayrshire District Council

webertherm XM External Wall Insulation System has been specified for the thermal and aesthetic upgrade of Weir properties owned by East Ayrshire District Council.

Bacton Tower - Gospel Oak, Camden
External Wall Insulation

Bacton Tower - Gospel Oak, Camden

Extensive renovation of Bacton Tower, a 22-storey hi-rise tower block build in 1967 providing 120 studio and one-bedroom apartments

New Build Apartments - Lewisham, London
External Wall Insulation

New Build Apartments - Lewisham, London

webertherm XM EWI system adds contemporary style to 14 new build private apartments in the Rivoli Development in Lewisham.

Barking Regeneration - Barking, Essex
External Wall Insulation

Barking Regeneration, Barking, Essex

100 new build apartments in a mixed use development were specified with high performance webertherm XM external wall insulation

Family Home, Brislington, Bristol
External Wall Insulation

Family Home, Brislington, Bristol

Energy savings for Bristol Family with high performance webertherm XM EWI system.

QEII Hospital, Welwyn Garden City, Herts
External Wall Insulation

QEII Hospital, Welwyn Garden City, Herts

High performance webertherm XM EWI system has been used on the new £22million Queen Elizabeth II Hospital recently opened in Welwyn Garden City.

Rawmarsh, Rotherham
External Wall Insulation

Rawmarsh, Rotherham

High performance webertherm XM EWI system was selected by Rotherham Metropolitan Borough Council for a property renovation project of 37 Dorlonco system-built homes in the Rawmarsh area of the town.

Dinnington, Rotherham
External Wall Insulation

Dinnington, Rotherham

A new red brick colour has been created for the webertherm External Wall Insulation system chosen by Rotherham Metropolitan Borough Council for their property upgrade programme in the Dinnington area....

Outstanding college extension in Cork
External Wall Insulation

Outstanding college extension in Cork

High performance webertherm XM External Wall Insulation has been installed in two new buildings that form part of the new extensions to St. Angela’s College in the city centre of Cork.

Stevenage Homes brought up to spec
External Wall Insulation

Stevenage Homes brought up to spec

High performance webertherm XM External Wall Insulation has been specified for homes in the extensive property upgrade programme being carried out by Stevenage Borough Council in Hertfordshire.

webertherm XM in Stevenage
External Wall Insulation

webertherm XM is talk of the town in Stevenage

High performance webertherm XM External Wall Insulation (EWI) has been specified for the showcase Skyline regeneration scheme in Stevenage, Hertfordshire

Weber UK
External Wall Insulation

Pipers Hill School – Naas, Ireland

Designed to provide a pleasant and welcoming learning environment, a modern school and sports facility new build in Ireland has used three advanced variants of Weber's External Wall Insulation system ...

Weber UK
External Wall Insulation

Park Home, Ipswich

webertherm XM with webersil TF finish was specified for the Park Home refurbishment, Ipswich

Our technical solutions

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Click Compare to help you choose the right product for your project, if you need further assistance please email technical@netweber.co.uk

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