Blog

At the 2026 London midpoint rate, a 20m² extension comes to about £60,000, a 30m² to about £88,000 and a 40m² to about £117,000. Those are all-in figures. Fees are included. A new kitchen is not. Here's the part most size comparisons skip. Doubling the floor area from...

Five fees sit outside your builder's price, and together they run £3,000 to £6,000 on a South London extension. Each one is triggered by something specific about your house, not by the size of your budget. The total is the easy part to learn. The useful questions are...

Yes, if what you want is one well-planned room of roughly 14 to 20m². No, if you're picturing a 30m² open-plan kitchen-diner with a new kitchen fitted inside it. That gap between the two answers is where most first budgets go wrong. £50,000 is a real, workable...

The right extension type is the one that fixes the problem you actually have. Not the one that adds the most floor area, and not the one your neighbour built. A dark galley kitchen, a missing fourth bedroom and nowhere quiet to work are three different problems. They...

Most cost guides give you one number per square metre and leave you to find out the rest on site. That number is real, but it only covers the builder's contract. The planning fee, the building control charge, the party wall award and the structural engineer all sit...

An orangery extension can give your home the light of a glazed garden room with the substance, comfort and architectural character of a permanent extension. At Rapid Bee, we design and build high-quality home extensions across South London around the way you want to...

When you start thinking about extending your home, the idea feels exciting - more space, more light, a layout that finally works for your life. But choosing the right type of extension can feel like navigating a maze. Rear? Side? Wraparound? Loft? Garage? Basement?...