Property stock
1930s Metroland detached and semi-detached homes, mock-Tudor stock, some period properties and contemporary rebuilds. Substantial plots characteristic of HA6.
Loft Conversions · Northwood · HA6
Hip-to-gable, dormer and mansard conversions. Standalone or part of a whole-house scheme. Delivered for Northwood across HA6, coordinated with London Borough of Hillingdon.
Overview
HXL delivers loft conversions in Northwood and across the wider London. Loft conversions are one of HXL's most-delivered scheme types. Hip-to-gable, dormer, mansard and L-shaped configurations across London and the Home Counties, delivered either as standalone projects or as part of a larger whole-house refurbishment under JCT Standard Building Contract. Structural engineering, Building Regulations, Party Wall awards and Part L compliance are coordinated in-house.
Northwood · local context
Property stock
1930s Metroland detached and semi-detached homes, mock-Tudor stock, some period properties and contemporary rebuilds. Substantial plots characteristic of HA6.
Planning & conservation
Northwood Way Conservation Area and Rickmansworth Road Conservation Area. Article 4 directions apply in parts.
Planning: London Borough of Hillingdon
Typical scope
Representative work HXL undertakes across Northwood.
How we deliver
01
Site visit, scheme assessment, planning route, fixed cost plan returned within 2 weeks.
02
Architect drawings, Building Regs Full Plans, Party Wall service if required.
03
Steel install, structural opening, weatherproof envelope, first and second fix, interior finish.
04
Building Control completion certificate, Party Wall acknowledgements, 12-month workmanship warranty.
Selected work

Rebuild & extension · Rayners Lane, Harrow HA5
Substantial rebuild and extension of a detached family home near Pinner. Contemporary reconfiguration with retained period character at the front, fully reworked living space at the rear.

Full-house refurbishment & rear extension · Chorleywood, WD3
Full transformation of a substantial detached family home in Chorleywood. Rear glazed extension, internal reconfiguration, high-specification kitchen and bathrooms, landscaped drive and garden.
Questions
Yes. HXL delivers loft conversions across Northwood (HA6) and the wider London, as a principal contractor under a single JCT contract.
London Borough of Hillingdon. Northwood Way Conservation Area and Rickmansworth Road Conservation Area. Article 4 directions apply in parts. HXL coordinates the planning submissions and statutory consents in-house, alongside your architect.
1930s Metroland detached and semi-detached homes, mock-Tudor stock, some period properties and contemporary rebuilds. Substantial plots characteristic of HA6.
HXL prices from your architect's drawings: a detailed cost plan first, then a fixed price under a JCT contract, so the number is agreed before work starts. References and completed-work evidence relevant to Northwood are shared at an initial consultation.
More in Northwood
Loft Conversions elsewhere
Enquire
HXL takes on a selective number of projects each year. A short note with the site, scope, appointed architect (if any) and likely timescale is all we need to open a conversation.
Private Residential
Homeowners with projects from £500k to £3m+, London and the Home Counties.
Residential Developments
Blocks of flats, multi-unit schemes, resale-ready delivery.
Heritage & Period
Listed buildings, conservation areas, period townhouses.