About us

Thermoseal Group Ltd

Thermoseal Group Limited is - Dedicated to Insulated Glass. The Group has been active in the window industry for over 40 years and now supplies the largest combined sales volume of spacer bar into the UK market.

Recent years have seen major new developments such as large scale in-house manufacturing warm edge spacer bars, and facilities to injection mould compatible fittings in-house.

Our Innovation Centre has all the latest equipment for R&D of the next generation of insulated glass components. and gives us the ability to conduct regular quality testing of products we supply.

We are dedicated to shaping the future of the insulated glass industry, and we are members the Glass and Glazing Federation and Bundesverband Flachglass (BF).

Our sales teams provide excellent service to our customers across the UK, and we also supply our products internationally through our export sales team and a network of international sales agents.


Products

Thermobar Warm Edge Spacer

Thermobar Warm Edge Spacer

Warm edge spacer bar of the highest calibre. Can match or improve any Window Energy Rating without additional cost. Thermobar is Thermoseal Group's o...

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Thermoflex Warm Edge Spacer

Thermoflex Warm Edge Spacer

Thermoflex Warm Edge Spacer A pre-desiccated flexible Foam Spacer System initially available in black in a range of sizes. Thermoflex is a structural...

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Thermix Warm Edge Spacer Bar

Thermix Warm Edge Spacer Bar

A structurally-sound warm edge spacer tube made from high performance plastic tecatherm combined with integrated stainless steel gas diffusion barrier...

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Internal Blinds

Internal Blinds

ScreenLine® Integrated Blinds for Residential and Commercial use are built with an advanced tilting and lifting blind system which is to be encapsulat...

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Aluminium Spacer Bar

Aluminium Spacer Bar

Aluminium bar is available in a variety of widths with a rear weld or side-weld, in standard or bendable versions and also in a variety of finishes in...

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Corner Keys & Other Accessories

Corner Keys & Other Accessories

A wide range of corner keys and connectors compatible with a variety of spacer bars. Bespoke Thermobar corner keys and gas corner keys are available...

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Gas Sealed Unit Accessories

Gas Sealed Unit Accessories

A range of accessories used in the production of gas sealed units, including collars, plugs, and gas corner keys. Thermobar gas plugs and collars ava...

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Steel Spacer Bars

Steel Spacer Bars

Steel spacer bar provides excellent adhesive properties and looks like standard LPD spacer tube. It is easy to work with and ideal for use in fire rat...

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Georgian Bar & Accessories

Georgian Bar & Accessories

A wide range of Georgian bar fittings and fabrications are available in a variety of colours and finishes. We have a comprehensive range of georgian...

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Victorian Grille

Victorian Grille

Bar and fittings used to create the effect of traditional Victorian windows.

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Sealant

Sealant

A variety of sealants used in the production of double glazed sealed units.Including single part hot applied butyls and two component curing systems. ...

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Desiccant

Desiccant

A range of high quality desiccant for use in the manufacture of insulated glass sealed units. Inhouse testing is carried out regularly to ensure that ...

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Decorative Glass Bevels & Lead

Decorative Glass Bevels & Lead

Range of Glass Bevels, accessories, colour film, lead ,tools, resin and bevel adhesives used in the production of decorative windows.

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Adhesive Tapes

Adhesive Tapes

A range of tapes for use in the manufacture of sealed units in a range of sizes. Including: Low Tack Protection tapes - Buddies; Double Sided Spacer...

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Tools & Accessories

Tools & Accessories

Other products used in the manufacturing of glass sealed units such as glass protection, saw blades, staples, silicone pads, nozzle guides, glass tool...

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Machine Ancillaries

Machine Ancillaries

We supply a range of ancillaries for insulated glass sealed unit manufacturing machinery. Please note that the products detailed on our website do n...

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Chemicals

Chemicals

Chemicals used in the manufacture of glass sealed units such as cleaners, adhesives, and glass cutting oils.

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Thermoseal Glass Equipment

Thermoseal Glass Equipment

TGE (Thermoseal Glass Equipment), part of the Thermoseal Group, manufactures a superior range of glass machinery built specifically for the production...

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Thermobar LITE (no barrier tape)

Thermobar LITE (no barrier tape)

The Thermobar range also includes a LITE version of the spacer bar that does not include the gas diffusion barrier. This version of Thermobar is not...

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Duplex Fittings for Thermobar

Duplex Fittings for Thermobar

Georgian Duplex fittings specifically manufactured for use with Thermobar. These duplex centre keys and edge keys enable sealed unit manufacturers to ...

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Muntin / Interbar for Thermobar

Muntin / Interbar for Thermobar

Muntin bar (Interbar) designed specifically for use with Thermobar warm edge spacer. Thermobar muntin bar is for use when replicating Georgian style w...

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Desiccant Test Kit for Thermoflex

Desiccant Test Kit for Thermoflex

Thermoflex warm edge spacer contains desiccant within the foam of the spacer. The test kit enables window manufacturers to determine the level of desi...

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Aluminium Super Saving Windows

Aluminium Super Saving Windows

We supply the spacer bar required for new leading edge energy efficient windows. If you're an installer we can put you in touch with a supplier for yo...

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Argon Only Gas Fillers

Argon Only Gas Fillers

Argon Gas Fillers for high performance sealed unit production. These gas fillers are suitable for vertical filling of sealed units through two holes (...

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Components required to make a sealed unit

Components required to make a sealed unit

Thermoseal Group is the UK’s leading supplier of insulated glass components and machinery for manufacturing glazing. The Group also manufactures Therm...

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Decorative Glass Products

Decorative Glass Products

Range of Glass Bevels, accessories, colour film, lead ,tools, resin and bevel adhesives that can be used in the production of decorative windows.

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Desiccant Dispensers

Desiccant Dispensers

Molecular sieve, or desiccant is kept fresh and dry in these sealed containers . It is then dispensed quickly and efficiently with little wastage. Aut...

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Edge Deletion

Edge Deletion

Edge Deletion Machines for removing the low-e perimeter (softcoat) surface coating from the edge of a glass panel prior to its use in an insulated gla...

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Energis TX N

Energis TX N

Energis TX.N

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Energy Saving Technology

Energy Saving Technology

Energy Saving Technology

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News

Thermoseal Group is an International Fast Track 200 Business!

Thermoseal Group is an International Fast Track 200 Business!

As published in the twelfth annual Sunday Times HSBC International Track 200 league table, Thermoseal Group, the UK’s leading warm edge spacer manufac...

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Thermoseal Group Wins Spacer Bar Manufacturer of the Year 2020

Thermoseal Group Wins Spacer Bar Manufacturer of the Year 2020

Thermoseal Group, the UK’s leading manufacturer of warm edge spacer systems and distributor of over 2,500 insulated glass (IG) components, has been na...

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Thermoseal Group Ramps Up its Warm Edge Production and Increases its IG Component Stockholding

Thermoseal Group Ramps Up its Warm Edge Production and Increases its IG Component Stockholding

Following the purchase of its new 2-acre warm edge production site in Wigan, Thermoseal Group has invested significant additional funds in the extensi...

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Thermoseal Group Ramps Up its Warm Edge Production and Increases its IG Component Stockholding

Thermoseal Group Ramps Up its Warm Edge Production and Increases its IG Component Stockholding

Following the purchase of its new 2-acre warm edge production site in Wigan, Thermoseal Group has invested significant additional funds in the extensi...

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Thermoseal Group Achieves the 6th Generation Investors In People Standard

Thermoseal Group Achieves the 6th Generation Investors In People Standard

Investors in People (IIP) accreditation is an outstanding achievement which leading UK warm edge spacer manufacturer, Thermoseal Group, announces is d...

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Thermoseal Group Now Supplies IG Components to 48 Countries in 5 Continents

Thermoseal Group Now Supplies IG Components to 48 Countries in 5 Continents

The demand for more energy efficient insulated glass (IG) components has been growing worldwide with the global drive for more energy efficient buildi...

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Spacer Bars, Document L, Energy Efficiency and Triple Glazing

Spacer Bars, Document L, Energy Efficiency and Triple Glazing

Thermoseal Group, the UK’s leading manufacturer and supplier of the largest volume of spacer bars for insulated glass (IG) sealed unit production, giv...

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Thermoseal Group Extends its Fleet of Delivery Vehicles

Thermoseal Group Extends its Fleet of Delivery Vehicles

As part of their commitment to providing an industry-leading service to its customers, Thermoseal Group has upgraded the first of its extensive fleet ...

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New 2 Acre Warm Edge Spacer Production Site in Wigan

New 2 Acre Warm Edge Spacer Production Site in Wigan

As part of Thermoseal Group’s strategy to become a world leader in warm edge spacer market, the Group has purchased a new 2 acre production site in Wi...

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Survey Results Show a Premium Customer Service by Thermoseal Group

Survey Results Show a Premium Customer Service by Thermoseal Group

It is easy to see that it’s not just Thermoseal Group’s award-winning products that keep its customers happy. The outcome of the Group’s 2019 Customer...

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Thermoseal Group to Celebrate a Decade of Sponsoring the G-Awards

Thermoseal Group to Celebrate a Decade of Sponsoring the G-Awards

For the 10th year in a row, are sponsoring the Glass and Glazing Industry’s G- Awards Champagne Reception, hosted at the prestigious London Hilton on ...

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Ever-Expanding Thermobar Warm Edge Spacer and Accessories Range

Ever-Expanding Thermobar Warm Edge Spacer and Accessories Range

Since the initial introduction of Thermobar Warm Edge Spacer in 2010, Thermoseal Group has been continually expanding its highest performance spacer r...

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Ian Duckworth Joins Thermoseal Group as Midlands Area Sales Manager

Ian Duckworth Joins Thermoseal Group as Midlands Area Sales Manager

Bringing over 30 years of experience working in the Glass and Glazing industry, both in manufacturing and sales roles, Ian Duckworth has joined Thermo...

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Introducing the NEW Responsive Website from Thermoseal Group

Introducing the NEW Responsive Website from Thermoseal Group

Following over 12 months of development, Thermoseal Group has launched its brand new multifunctional responsive website designed to provide an optimal...

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Thermoseal Group Win The G18 Customer Care Initiative of the Year Award

Thermoseal Group Win The G18 Customer Care Initiative of the Year Award

Following another extremely busy year of investment in the Group’s infrastructure in addition to continual development of its Technical Centre and IG ...

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Thermoseal Group Gains Worldwide Interest at Glasstec Düsseldorf

Thermoseal Group Gains Worldwide Interest at Glasstec Düsseldorf

Thermoseal Group reports a successful attendance at the Glasstec Exhibition in Düsseldorf 23-26 October 2018, both through enquiries at the Group’s 50...

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Raise a Glass to the G-Awards with Compliments of Thermoseal Group!

Raise a Glass to the G-Awards with Compliments of Thermoseal Group!

Thermoseal Group is sponsoring the Glass and Glazing Industry’s G18 Awards Champagne Reception, hosted at London’s prestigious Park Lane Hotel. The C...

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Join the Industries’ In-Crowd at the ThermoBAR in Düsseldorf!

Join the Industries’ In-Crowd at the ThermoBAR in Düsseldorf!

Thermoseal Group is set to host its popular ThermoBAR to coincide with the Glasstec 2018 Exhibition in Düsseldorf. Entertainment, food and drinks wil...

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Thermoseal Group is an International Fast Track 200 business!

Thermoseal Group is an International Fast Track 200 business!

As published in the ninth annual Sunday Times HSBC International Track 200 league table, Thermoseal Group, the UK’s leading warm edge spacer manufactu...

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Thermoseal Group Has Gone Paperless!

Thermoseal Group Has Gone Paperless!

Thermoseal Group has installed a new order tracking and delivery system which is the final stage in achieving a paperless sales order processing servi...

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NEW Thermobar Interbar in 22mm Profile

NEW Thermobar Interbar in 22mm Profile

Thermoseal Group, the UK’s leading manufacturer and supplier of warm edge spacer systems and over 2,000 insulated glass (IG) components, has introduce...

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Global Warm Edge Technology Awareness Extended with New Websites

Global Warm Edge Technology Awareness Extended with New Websites

After a successful year which shows a continual expansion in its export network, leading UK manufacturer and distributor of insulated glass (IG) compo...

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New DecraLed Website and Future Developments

New DecraLed Website and Future Developments

Leading UK insulated glass (IG) component manufacturer and supplier to the window industry, Thermoseal Group, has re-launched the www.decraled.co.uk w...

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Thermoseal Group – From Inception to Perfection

Thermoseal Group – From Inception to Perfection

The UK’s leading manufacturer and distributor of over 2,000 insulated glass components, Thermoseal Group, has introduced a brand new advertising campa...

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Thermoseal Group Pushes its Highest Performance Warm Edge Spacer for Export

Thermoseal Group Pushes its Highest Performance Warm Edge Spacer for Export

The UK’s leading manufacturer and distributor of two of the Industry’s highest performance warm edge spacers, Thermoseal Group, is due to showcase its...

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Thermoseal Group Showcases Warm Edge Technology at Vitrum 2017

Thermoseal Group Showcases Warm Edge Technology at Vitrum 2017

The UK’s leading manufacturer and distributor of two of the Industry’s highest performance warm edge spacers, Thermoseal Group, is due to showcase its...

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Highest Customer Satisfaction Ratings for Thermoseal Group

Highest Customer Satisfaction Ratings for Thermoseal Group

The results are in for Thermoseal Group, with the UK’s leading specialist insulated glass (IG) component manufacturer and distributor of over 2,000 IG...

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Celebrations at Thermoseal Group for Honoured Queen’s Award Presentation

Celebrations at Thermoseal Group for Honoured Queen’s Award Presentation

The Queen’s Award for Enterprise: International Trade 2017 has now been presented to Thermoseal Group by Her Majesty’s Lord Lieutenant of Greater Manc...

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New Multilingual ‘Warm Comfortable Homes’ Videos

New Multilingual ‘Warm Comfortable Homes’ Videos

Thermoseal Group, leading UK manufacturer of warm edge spacers and distributor of insulated glass components, has released 7 new versions of its ‘Warm...

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New Warm Edge Videos from the UK’s Multiple Award-Winning Manufacturer

New Warm Edge Videos from the UK’s Multiple Award-Winning Manufacturer

Thermoseal Group, the leading manufacturer of highest performance warm edge spacers and UK distributor of insulated glass components, has released new...

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Videos

Thermoseal Group, the UK’s leading manufacturer of warm edge spacers and supplier of over 2,500 insulated glass (IG) components has launched a public video to showcase the advantages of its UK-manufactured highest performance Thermobar and Thermoflex warm edge spacers to homeowners. 

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Contact Us

Thermoseal Group Ltd

  • Gavin Way, Nexus Point
  • Off Holford Drive
  • Birmingham
  • West Midlands
  • B6 7AF

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