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Firestopping, compartmentation, cladding, and barriers
Professional discussion for fire safety practitioners working in Passive Fire Protection.
Start here — Passive Fire Protection
Welcome to PFP. Fire doors, compartmentation, fire stopping, dampers, cable protection, structural fire protection, penetration seals — the bits of the building that slow fire down…
Welcome to Passive Fire Protection
Firestopping, compartmentation, cavity barriers, intumescent protection, cladding, and everything that keeps compartments intact when fire breaks out. Fits here: Installation queri…
Welcome to Fire Door Inspection
Everything about fire doors and fire door inspection: doorsets, components, gap tolerances, certification chains, inspection methodology, and remediation. Fits here: BS 8214 instal…
Compartmentation in listed buildings — concessions that worked
English Heritage blocking a "standard" compartmentation upgrade. What creative routes have you found — shielding plasters, specialist ducting, compensating active measures?
Photographic record of fire stopping — who owns it now?
Golden thread says the principal accountable person. In practice, the subcontractor holds the evidence. How are you seeing the handover actually work on live sites?
Fire door inspection cadence after BSA — what are landlords asking for?
3-monthly common-parts was the baseline for HRBs. Anyone seeing landlords or AP requests push tighter than that?
Motorised vs intumescent dampers in a care home refurb
Electrical supply to the damper zone is awkward. Intumescent is tempting but maintenance regimen is different. Which way have you leaned on a recent care job?
Penetration seal surveys on 1970s concrete — best practice?
Grenfell-era buildings where the original fire-stopping record is absent. How are you scoping a survey that's both useful and affordable?
Photographing fire door faults — what is your setup?
Good photos are half the inspection report. Dark corridors, high-gloss finishes, and tight doorsets all make it harder. What is working for you: Phone camera or dedicated camera? A…
The top three reasons doors fail on inspection
Curious how your findings compare to mine. At the sites I am currently surveying, the top three fail causes are: Gaps too wide (over 4mm at head or jambs) Missing or damaged intume…
LPCB / Certifire / IFCC — which certifications matter to clients?
Passive fire products often come in certified and non-certified variants at significantly different prices. Which third-party certifications do your clients actually recognise and…
Service penetrations — how are you sealing them these days?
Cable and pipe penetrations through fire-rated walls and floors are still where most compartmentation fails. What is working on your sites: Mastic sealants for small penetrations C…
Cladding risk beyond high-rise — what is your experience?
Grenfell reshaped how we look at high-rise cladding, but there are plenty of 4-6 storey buildings, schools, and hospitals with problematic facades that have received less attention…
FDIS certification — is it worth the time and cost?
For those who have gone through the Fire Door Inspection Scheme certification, was it worth it? Specifically interested in: How it affected your ability to win work Whether clients…