Thermoseal Group's guide to achieving Window Energy Ratings

In honour of the imminent launch of Thermobar Warm Edge Spacer, Thermoseal Group has produced a comprehensive flash presentation including its guide to achieving Window Energy Ratings (WER).

This is now hosted on the home page of the Group’s website and is also available as a CD on request.


Log on now for information on:

-Getting a WER (Glazed and Unglazed frames)

-Applying for a WER and getting your Energy Saving Recommended label.

-A downloadable EN1279 part 5 declaration certificate and template letters for sealed unit manufacturers to send to their customers.

-Thermobar Warm Edge Spacer and Technical Specifications.

-Warm Edge Technology and Energis IG units (ideal for a self certified 1.6W/m² U-value).

-General information and links. 


Thermobar LITE is the non-taped version of Thermoseal Group’s new warm edge spacer bar and is available now in 11.5mm, 15.5mm and 19.5mm bar.  This LITE version is only for use with hot melt butyl secondary sealant and is not suitable for gas filled units.


Mark Hickox, Sales Director at Thermoseal Group says:  “Over the past 18 months, we’ve been working closely with providers of WER schemes to ensure that insulated glass manufacturers get the best possible advice to aid their customers through the early days of building regulation compliance.  


“As well as the information we have put together in this flash presentation in relation to Window Energy Ratings, we are also offering our services free-of-charge to arrange personalised seminars so that IG manufacturers can invite their customers along for impartial professional advice on how best to comply with changes in legislation. 

For the fully interactive flash presentation, visit and follow the link from the main page. 


Alternatively, call Thermoseal Group on 0845 331 3950 (International 0044 121 331 3950) or e-mail     




600450 Thermoseal Group's guide to achieving Window Energy Ratings

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