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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Cheshire · CW9
Northwich fire-resistant glass
When a fire strategy, inspection report or building control comment in Northwich calls for glazing tested to resist fire, our fire-resistant glass service covers survey, supply and installation.
E 30 – EI 120CW9England
Quote for Northwich
Tell us what you need. We reply with next steps and a guide price.
Fire-Resistant Glass in Northwich: what's included
We supply and fit fire-resistant glass into new and existing fire-rated frames, matching the glass type, thickness, beads, seals and fixings to the test or assessment evidence for that frame. The glass on its own does not carry a rating; the combination does, so we start every job by identifying the system you have or need.
- Impact-classified build-ups for critical locations
- Integrity (E) glass: modified toughened, glass-ceramic and polished wired types
- Intumescent glazing seals, tapes and gaskets to the tested specification
- Insulating (EI) intumescent-interlayer and gel-filled glass
What to check before ordering fire-resistant glass in Northwich
Weight and handling
Insulating fire glass gets thicker and heavier as the rating rises. Large EI 60 and EI 120 panes often need lifting equipment and a frame designed for the load, which we plan before the delivery date.
Which classification do you actually need?
The fire strategy or building control drawings set the rating for each element. Integrity-only glass is cheaper and thinner, but its use on escape routes is restricted; insulating glass carries far fewer restrictions because people can pass it safely during a fire.
Inside or outside?
Many insulating fire glasses use interlayers that need protecting from UV and moisture, so external positions need a product approved for exterior use, with the right edge seal and glazing system.
Which rules apply to fire-resistant glass in Northwich?
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.
Areas we cover around Northwich
Coverage around Northwich includes the CW9, CW8 districts and nearby Winsford, Warrington, Runcorn. Northwich is about 15 km from Warrington, the largest town in our Cheshire coverage.
Fire glass in WinsfordFire glass in WarringtonFire glass in RuncornFire glass in WidnesFire glass in Altrincham
What you can expect in Northwich
Fixed written quotes
After survey you get a fixed written quote for the agreed scope, so Northwich budgets are not open-ended.
Work around occupied buildings
We can phase work in Northwich around residents, staff or pupils, with out-of-hours options.
Rated systems, not just rated glass
Every quote in Northwich identifies the tested system: frame, glass, beads, seals and fixings, within its pane-size limits.
Northwich building types
We can survey and quote for hotels, offices and other building types in Northwich.
FAQs for Northwich
How thick is fire-resistant glass?
Integrity glass can be similar in thickness to standard glass. Insulating glass is laminated from several layers, so it gets markedly thicker and heavier as the rating increases from EI 30 to EI 120.
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 Northwich 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.
How quickly can you survey in Northwich?
Survey timing in Northwich depends on access, the size of the building and how urgent the defect is. Tell us your deadline when you enquire and we will confirm a date before you commit.
Related
Related services in Northwich
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.
Learn more →
E 30 – EI 120
Fire-Rated Glazed Screens
Internal glazed screens that keep compartments and corridors protected.
Learn more →Process
What happens next
Start with the brief
Tell us the rating required, sizes and building type, or ask us to find out.
Survey
We visit Northwich to measure, record existing marks and check the frames and substrate.
Written proposal
We set out the system, glass, evidence and programme, with a fixed price.
Fit and record
We install, photograph seals and fixings before closing up, and hand over the schedule.