Section 257 HMO / Converted Block Common Parts Fire Alarm Install
Section 257 HMO / Converted Block Common Parts Fire Alarm Install
Section 257 HMO / Converted Block Common Parts Fire Alarm Install
Common-parts conventional/hybrid fire alarm for converted flats treated as S257 HMO: panel, corridor/stair detection, MCPs, sounders; dwelling alarms remain separate unless specified.
Building type: Converted block / Section 257 HMO — common parts (lobbies, stairs, plant)
Standards: BS 5839-1 common parts strategy coordinated with dwelling Grade D (as FRA)
Market guide price (ex VAT): £3,245.00 — catalogue parts + UK labour, aligned to 2025–2026 market bands
Market value pricing (UK 2025–2026)
Industry installed band for this job type: £2,000.00 – £5,500.00 ex VAT (market midpoint ~£3,200.00).
Our BOM cost-plus was £3,295.00; shop price is blended to market value so estimates match what landlords and contractors typically pay.
Section 257 / converted block common parts
What we install (bill of materials)
Exact device families and quantities used for this estimate. Final schedule is confirmed after site survey.
| Item (catalogue model family) | Qty | Unit (ex VAT) | Line |
|---|---|---|---|
| C-TEC CFP704-4 4-Zone Conventional Panel | 1 | £145.00 | £145.00 |
| Apollo Series 65 Optical Smoke Detector 55000-317 | 10 | £14.30 | £143.00 |
| Apollo Series 65 Heat Detector A1R 55000-122 | 2 | £11.35 | £22.70 |
| Apollo Series 65 Base with Diode 45681-201 | 12 | £2.63 | £31.56 |
| KAC MCP1A Conventional Manual Call Point | 4 | £8.12 | £32.48 |
| Fulleon RoLP Red Sounder Shallow | 6 | £21.50 | £129.00 |
| Yuasa 12V 7Ah VRLA (pair priced per unit) | 2 | £18.50 | £37.00 |
| Prysmian FP200 Gold 1.5mm 2C+E (per metre) | 160 | £1.21 | £193.60 |
| Prysmian fire-rated P-clips pack 100 | 2 | £13.26 | £26.52 |
| Fire cable glands / terminations pack | 2 | £24.00 | £48.00 |
| Kentec fire alarm document box | 1 | £93.82 | £93.82 |
| Parts subtotal (trade book) | £902.68 | ||
Labour
| Activity | Hours / qty | Rate | Line |
|---|---|---|---|
| Common parts survey & landlord strategy | 2.5 | £55.00 | £137.50 |
| Install common-parts system | 18.0 | £65.00 | £1,170.00 |
| Cable runs in risers/corridors | 10.0 | £35.00 | £350.00 |
| Commission + managing agent handover | 4.0 | £75.00 | £300.00 |
| Labour subtotal | £1,957.50 | ||
How the package price is built
- Parts book (trade catalogue): £902.68
- Parts with install margin: £1,011.00
- Labour (charge-out): £1,957.50
- Overhead allocation: £178.11
- Contingency: £148.43
- BOM cost-plus subtotal: £3,295.00
- Market-value package price (ex VAT): £3,245.00
Labour rates: engineer £65/hr, mate £35/hr, commissioning £75/hr, design/survey £55/hr. Shop price is blended with UK 2025–2026 installed market bands so figures sit at competitive market value.
Included in this package
- Detection in lobbies, stairs, plant/bin rooms as FRA requires
- Landlord CIE with zoning for common parts only
- Does not automatically include in-flat Grade D kits (add if required)
Related searches & keywords
Section 257 HMO common parts fire alarm · Section 257 HMO fire alarm · converted house fire alarm common parts · landlord common parts fire alarm · residential block fire detection · S257 HMO compliance fire system · stairs lobby fire alarm flats
Important notes
- Stay-put vs simultaneous evacuation changes sounder strategy — confirmed on survey.
- Price is a market-aligned install estimate, not a binding fixed quote until survey.
- VAT applies where chargeable. Access equipment, making-good, monitoring links and unusual containment are extra if required.
- Serving Greater Manchester & the North West — other areas on request.