PART_E
Approved Document E + Robust Details
Acoustic Compliance
Sound insulation between dwellings and rooms. Part E is the #1 cause of pre-completion test failures.
Cost of failure: £5,000–£15,000 per dwelling in remediation
Materials
Certified products for PART_E
| Product | Manufacturer | Certification | Lead time |
|---|---|---|---|
|
Rockwool RWA45 — 100mm acoustic mineral wool
Density 45 kg/m³, NRC 1.00 at 100mm |
Rockwool UK | Robust Details E-FT-1 to E-FT-14 | 5d |
|
Knauf Earthwool DriTherm 32
Density 32 kg/m³, thermal λ = 0.032 W/mK |
Knauf Insulation | BS EN 13162 + Robust Details | 5d |
|
British Gypsum Gyproc Soundbloc
Plasterboard with sound-deadening core, 15mm |
British Gypsum | Robust Details E-WS-1 to E-WS-5 | 3d |
Packages
Deal packages including PART_E
Tier 1
Single Part Compliance Pack
£150
48h turnaround
- Certified product schedule
- UKCA / BBA certification references
- Supplier contact details
- Approved Document clause references
- 48-hour turnaround
Tier 2
Full Compliance Schedule
£350
48h turnaround
- Multiple Parts covered (B/E/L typical)
- Building control ready documentation
- BREEAM Mat credit references
- Multiple supplier options compared
- Installation specification notes
- 1 revision included
Tier 3
Premium Compliance with Quotes
£600
48h turnaround
- Full multi-Part schedule
- Supplier quotes obtained
- Gateway 2 ready documentation
- BREEAM credit mapping
- Future Homes Standard alignment
- 2 revisions included