EI 30 – EI 120
Insulated Fire Glass (EI)
EI 30 to EI 120 glass that blocks heat as well as flames.
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Gloucestershire · GL20
Fire-Resistant Glass across Tewkesbury
We provide fire-resistant glass in Tewkesbury and across Gloucestershire, working from the classification your building needs and handing over the evidence that proves what was fitted.
E 30 – EI 120GL20England
Quote for Tewkesbury
Tell us what you need. We reply with next steps and a guide price.
Fire-Resistant Glass in Tewkesbury: what's included
Fire-resistant glass is glazing that has been tested, as part of a complete glazed system, to hold back fire for a set time. It is classified by what it stops: E (integrity) keeps flames and hot gases on the fire side, EW also limits the heat radiated through the glass, and EI (integrity and insulation) also limits the temperature rise on the protected side, so people can pass it more safely.
- Glazing beads and fixings to the frame manufacturer's details
- Integrity (E) glass: modified toughened, glass-ceramic and polished wired types
- Insulating (EI) intumescent-interlayer and gel-filled glass
- Impact-classified build-ups for critical locations
What to check before ordering fire-resistant glass in Tewkesbury
Can any fire glass go in any fire-rated frame?
No. A frame is only rated with the glass types and pane sizes it was tested or assessed with. We check the frame's evidence before quoting, and if the existing frame is unknown we say so and price the options.
Impact safety still applies
Glass in doors, side panels and low-level positions has to meet impact safety rules as well as the fire rating. Most modern fire glass carries an impact classification; old wired glass usually does not.
Marking and records
Most fire glass is permanently marked with its product and classification. We record the marks, pane sizes and evidence references on handover so whoever is responsible for fire safety can show what is installed.
Fire glazing rules in England
England Which rules apply?
Building work in England is covered by the Building Regulations 2010, with fire safety guidance in Approved Document B and impact safety guidance for glazing in Approved Document K.
Once a building is in use, the Regulatory Reform (Fire Safety) Order 2005 requires the responsible person to maintain fire safety measures, including fire-resisting glazing. The Fire Safety (England) Regulations 2022 add duties for multi-occupied residential buildings, including fire door checks in buildings over 11 metres.
In higher-risk buildings, broadly 18 metres or seven storeys with two or more homes, the Building Safety Regulator is the building control authority. England is also phasing out BS 476 references from Approved Document B, with the remaining fire-resistance references due to go in September 2029.
Tewkesbury coverage and nearby towns
Whether the building is in central Tewkesbury or the wider GL20 districts, we can survey and quote. We also cover Cheltenham, Gloucester, Great Malvern. Tewkesbury is about 15 km from Gloucester, the largest town in our Gloucestershire coverage.
Fire glass in CheltenhamFire glass in GloucesterFire glass in Great MalvernFire glass in EveshamFire glass in Worcester
How we work in Tewkesbury
Work around occupied buildings
We can phase work in Tewkesbury around residents, staff or pupils, with out-of-hours options.
Fixed written quotes
After survey you get a fixed written quote for the agreed scope, so Tewkesbury budgets are not open-ended.
England rules applied
Designs follow the building and fire safety rules that apply in England, not a one-size-fits-all approach.
Building types we cover in Tewkesbury
Fire-resistant glass applies to many building types in Tewkesbury, including schools and colleges and retail and leisure units.
FAQs for Tewkesbury
Do you supply fire glass only?
Our service is supply and installation, because the rating depends on how the glass is fitted. For trade buyers we can quote supply of cut-to-size panes with the matching glazing materials on request.
What is the difference between E, EW and EI fire glass?
E is integrity only: it stops flames and hot gases passing for the rated time. EW adds a limit on radiated heat through the glass. EI adds insulation, keeping the unexposed face below set temperature rises so people can pass it safely. The number after the letters is the time in minutes.
Can you price fire-resistant glass in Tewkesbury from photos?
We can give a guide range from photos and sizes, including a clear photo of any marks on the glass. A fixed price follows a survey.
Which rules apply to fire-rated glazing in Tewkesbury?
Building work in Tewkesbury follows the Building Regulations 2010 and Approved Document B, and occupied buildings are covered by the Regulatory Reform (Fire Safety) Order 2005.
Related
Related services in Tewkesbury
E · EW
Integrity Fire Glass (E & EW)
E and EW glass where flames and hot gases must be stopped.
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like-for-like
Broken Fire Glass Replacement
Cracked or broken fire glass replaced to the original specification.
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E 30 – EI 120
Fire-Rated Glazed Screens
Internal glazed screens that keep compartments and corridors protected.
Learn more →Process
How a Tewkesbury job runs
Start with the brief
Tell us the rating required, sizes and building type, or ask us to find out.
Measure and check
We measure each opening in Tewkesbury and check what the existing frames can accept.
Written quote
You receive a written quote naming the tested system and classification.
Fit and record
We install, photograph seals and fixings before closing up, and hand over the schedule.