Double Storey Extension in Barnet

Full double storey side and rear extension adding 75sqm across two floors, including a new master suite with en-suite and walk-in wardrobe.

Barnet
Private Client
Double storey side extension on 1930s semi-detached house

Project Gallery

Project Overview

This substantial double storey extension project in Barnet added 75sqm of new space across both floors of a 1930s semi-detached home. The ground floor gained a spacious family room with full-height glazing and a utility area, while the first floor was reconfigured to include a generous master bedroom suite with en-suite shower room and walk-in wardrobe. The external finish was carefully matched to the existing property with reclaimed brickwork and replica tile detailing. New windows throughout were designed to complement the original 1930s style while meeting modern thermal performance standards.

Challenges

  • Matching the 1930s brickwork and architectural detailing
  • Ensuring the extension did not overshadow the neighbouring property
  • Integrating new drainage with the existing system
  • Meeting party wall agreement requirements with adjoining neighbour

Solutions

  • Sourced reclaimed London stock bricks for an exact visual match
  • Careful massing study to comply with 45-degree rule for daylight
  • Full below-ground drainage survey and connection plan
  • Early neighbour engagement and party wall surveyor appointment

Services Provided

Double Storey ExtensionPlanning PermissionBuilding RegulationsStructural Engineering
"The extension looks like it has always been part of the house. The master suite is our favourite room now."
Private Client

Project Details

Status:Completed
Location:Barnet
Timeline:6 months

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