Planning

Planning Guides

Illustration of a sedum green roof on a single-storey extension

Green and Sedum Roofs Explained With Typical Costs

What a green or sedum roof is, extensive versus intensive systems, whether your roof can take the weight, typical 2026 costs, fire breaks, maintenance and who should fit it.

Chris Henderson · 7 Oct 2026

Illustration of a flat garage roof being converted to a pitched roof with timber trusses

Planning

Should You Replace a Flat Roof With a Pitched Roof?

Whether to convert a flat garage or extension roof to a pitched roof, typical 2026 costs against re-covering, the planning height limits, building regulations and how long it takes.

Thomas Webb · 7 Oct 2026

Illustration of clay, concrete and slate roof tile samples side by side

Planning

Clay, Concrete and Slate Roof Tiles Compared

How concrete tiles, clay tiles and natural or man-made slate compare on price, lifespan and looks, and the rules that apply if you change from one to another.

Chris Henderson · 6 Oct 2026

Illustration of a cutaway pitched roof with insulation laid across the loft joists

Planning

Do You Have to Insulate a Roof When You Replace It?

Why replacing a roof usually means upgrading its insulation, the standard building control expects, warm and cold roofs explained, and what it adds to the cost.

Thomas Webb · 6 Oct 2026

Illustration of a roofing certificate and quote on a table beside a model house

Planning

Do You Need Building Regulations Approval for a New Roof?

When a new roof needs building regulations approval or planning permission, how a registered roofer can certify the work, and why the certificate matters when you sell.

Chris Henderson · 6 Oct 2026

Illustration of three identical flat-roofed garages in a row

Planning

Is a Rubber Roof Better Than Felt or Fibreglass?

Rubber, felt and fibreglass flat roofs compared on cost, lifespan and suitability, so you can judge the quotes your roofer gives you.

Thomas Webb · 30 Sept 2026

Illustration of a brick-based conservatory on the back of a house

Planning

Conservatory Roof Replacement Options, Costs and Rules

Your options for replacing a tired conservatory roof, what each costs, how long it takes, and when building regulations approval is needed.

Chris Henderson · 30 Sept 2026