What Is A Granny Annexe?

Learn what a granny annexe is, how it can be used, planning basics and what to consider before building one.

Innovative ways to enhance energy efficiency

Learn how SIP panels help lower heating bills through better insulation, airtight construction and improved energy efficiency.

Turning Challenges into Opportunities: Building a Dream Garden Room

See how complex access, craning and site constraints were overcome to build a high-quality dream garden room in London.

The use of SIP (Structural Insulated Panels) panels contributes significantly to energy efficiency and reduced heating or cooling costs

See how SIP panels improve garden rooms, granny annexes and home extensions with better insulation, speed and year-round comfort.

Garden rooms and Granny Annexes with air con units .

Garden rooms with air con for year-round comfort, cooling, heating and better use of your space at home or for work.

Accessible Granny Annexes: Comfort, Dignity

Design a granny annexe with accessibility in mind, including step-free access, wider doorways, safer bathrooms and future-proofed living.

Optimum garden room size for you.

Learn how to size a garden room efficiently by balancing budget, available space, intended use and planning rules.

EPS vs PUR/PIR SIP Panels Explained

Compare EPS and foam-injected PUR/PIR SIP panels for insulation, strength, thermal performance and year-round building comfort.

Comparing Exterior Cladding Options: Western Red Cedar, Thermowood, and Silicone K-Render Systems

Compare cedar, Thermowood and silicone K-render cladding for garden buildings, including appearance, durability and maintenance.

Airtightness in SIP Construction – The Multiplier of Performance

Learn why airtightness in SIP construction improves comfort, cuts heat loss and boosts energy performance all year round.