Practical guidance for planning your home improvement project.
Explore by topic
Planning & Permissions
Understand planning permission, permitted development and the common constraints that can affect home improvement projects.
Design & Layouts
Explore layout ideas, space planning, natural light and the design decisions that can shape an extension or loft conversion.
Costs & Budgets
Explore indicative costs, professional fees, contingencies and the factors that can influence your overall project budget.
Local Planning Guides
Explore practical local guidance on planning, permitted development, costs and common considerations for home improvement projects in your area.
House extensions in Bromley
Planning an extension in Bromley? Explore local planning requirements, permitted development, conservation-area considerations, indicative costs and practical steps before starting your project.
Latest homeowner guides
-
Permitted development rights in 2026: What you can build
Understanding permitted development rights shouldn’t be a headache. But if you’re planning an extension, loft conversion, garage conversion or other home improvement, working out what you can build without planning permission can quickly become confusing. Permitted development rights allow many homeowners in England to carry out certain types of building work without making a full…
-
All you need to know before starting your side return extension project
Planning a side return extension? Explore the key design, layout, planning, cost and practical considerations to understand before starting your project.
-
Rear Extension Layout Ideas: How to Make Better Use of Your Space
Explore practical rear extension layout ideas, from kitchen-dining spaces and garden connections to natural light, circulation and storage.
-
Rear Extension Ideas to Add More Space to Your Home
Explore practical rear extension ideas for creating more space, improving natural light and designing a layout that works better with your home and garden.
-
How Much Does a House Extension Cost?
Understand the main factors that affect house extension costs in the UK, from project size and specification to professional fees, approvals and contingency.