Research
Articles & Guides
Expert advice for homeowners planning extensions, loft conversions, and renovations — written by the architects and engineers who deliver them every day.
Living in Your Home During a Build: How to Survive the Disruption
Dust, noise, and no kitchen — it's not easy, but most families manage. Here's how to make it bearable.
Financing Your Home Extension: Budgets, Mortgages and Hidden Costs
Savings, remortgage, or bridging loan? How to fund your extension and the hidden professional fees that catch everyone out.
How to Apply for Planning Permission: A Step-by-Step Guide
Everything you need to know about submitting a planning application — from required documents to the 8-week process and what to do if you're refused.
Wraparound Extensions: Combining Rear and Side for Maximum Impact
An L-shaped extension that wraps around the back and side of your home delivers the most dramatic transformation. Here's how it works.
Sustainable Home Extensions: Eco-Friendly Design for 2026
From Part L compliance to green roofs and heat pumps — how to make your extension as sustainable as possible without blowing the budget.
How Long Does a Home Extension Take From Start to Finish?
From first sketch to moving the furniture back in — a realistic timeline for every stage of your extension project.
Single-Storey vs Double-Storey Extensions: Which Adds More Value?
A double-storey extension costs more — but not twice as much. Here's how to weigh cost, value, and planning implications.
Open Plan Kitchen Extensions: Design Ideas That Actually Work
An open-plan kitchen-diner is the dream — but it takes careful design to get right. Here are the principles that make it work in real homes.
Building Regulations for Home Extensions: The Essential Checklist
Building regulations are separate from planning permission — and every extension needs to comply. Here's what's covered and why it matters.
Party Wall Agreements: What Your Neighbours Need to Know
A straightforward guide to the Party Wall Act 1996 — when you need an agreement, what happens if your neighbour objects, and how to keep everyone happy.
Side Return Extensions: Making the Most of Wasted Space
That narrow alleyway down the side of your Victorian terrace could be the key to a dramatically bigger kitchen. Here's everything you need to know.
How to Choose the Right Architect for Your Extension
Architect, architectural technologist, or designer? Fixed fee or percentage? Here's how to find the right professional for your project.
The Complete Guide to Loft Conversions
Everything you need to know about converting your loft — from types and costs to planning rules, building regulations, and timelines.
Permitted Development Rights Explained: What You Can Build Without Planning
A plain-English guide to PD rights in England — what you can build without a planning application, and when you need to apply.
How Much Does a Home Extension Really Cost in 2026?
A detailed breakdown of extension costs across London and the UK — from single-storey rear extensions to loft conversions, plus the hidden fees nobody warns you about.
Why Extending Your Home Almost Always Beats Moving
The UK property market is tough. Stamp duty, agent fees, legal costs — all add up. A well-designed extension gives you the space you need at a fraction of the cost.