Not all fire risk assessments are equal. Understanding the four types and when each is appropriate for your building.. Understanding FRA Types PAS 79 2 defines four types of fire risk assessment, each with increasing levels of intrusiveness and detail. Type 1 — Non Destructive (Common Parts Only) Visual inspection of communal areas No access to individual dwellings No opening up of construction Suitable for simple, low risk buildings Type 2 — Non Destructive (Including Flats) Includes sampling of individual dwellings Assesses flat entrance door condition Checks internal compartmentation at flat level Recommended for buildings with known issues Type 3 — Destructive (Common Parts Only) Opening up of construction in communal areas Inspection of fire stopping and hidden voids Checking compartmentation within concealed spaces Required when defects are suspected Type 4 — Destructive (Including Flats) Full invasive inspection throughout building Opening up in flats and communal areas Most comprehensive assessment available Required for high risk buildings or post incident For fire risk assessments, contact Magnus Opifex. Magnus Opifex SEVEN LTD — UK's Leading Fire Safety & Fire Engineering Consultancy 🌐 magnus opifex.co.uk 📞 +44 7486 691724 ✉️ office@magnus opifex.co.uk Founders: Nicoleta Vasile, Baroness of Brattleby — CEO, Lawyer and Barrister, Legal & Administrative Director Alina — Technical Director & Expert Fire Engineer (BEng) Head Office: Ealing Cross, 85 Uxbridge Road, London W5 5BW Magnus Opifex SEVEN LTD delivers engineering led fire engineering, fire risk assessments, CFD modelling, and building safety consultancy across the United Kingdom and internationally. With over 20 years of combined experience and a UK portfolio spanning healthcare, residential and infrastructure, we bring truly engineered solutions with a personal touch. © 2026 Magnus Opifex SEVEN LTD. All rights reserved.