Retrofit of a Terrace House

Brick Terrace Rear Extension - Flat roof, Insulation, Solar, Glassed Canopy

To retrofit the existing 24 Beech Road 30’s brick terrace house to reduce heating bills and increase building performance and comfort. Surveying existing conditions to find effective solutions that can be built DIY in parts where possible, chunks of work can be contracted to specialist suppliers and builders.

Flat Roof Insulation System from Unity Lime.

The high performance flat roof system featuring PAVATEX woodfibre complies with the most stringent of standards – from baseline building regulations through to Passivhaus.

Excellent thermal performance, high protection from summertime overheating, humidity regulation, acoustic insulation and superior sustainability credentials. This low embodied carbon solution is the first choice for specifiers and homeowners alike. Woodfibre roofs are the simple, yet sensible system for zero carbon homes of the future.

The system is suitable for most external finishing options, including; sedum, metal, timber or similar decking

Flat Roof (Ventilated)

Wood fibre External Wall Insulation on Masonry with Render Systems
The building system is a masonry structure insulated
externally with woodfibre (Diffutherm) and finished with
render.
Made from over 95 % waste softwood and under 5 % inert
water-proofing additives, NBT PAVATEX DIFFUTHERM,
are a genuinely sustainable non-toxic building material.

Masonry Wall External WF Insulation Rendered

Client

Private

Build Area

25

Date

2023-24

SAWA Role

Sketch Design, Planning Technical and Construction - RIBA Stages 1- 5

Engineer

Andy Baylis

Collaborators