About this calculator

Traditional UK thatching uses ~8 bundles of water reed per square metre at 300 mm thickness. A reed thatch lasts 50–60 years; long straw 15–25 years. A typical cottage (120 m²) takes ~960 bundles.

Frequently asked questions

What does the Thatch Bundle Calculator (Norfolk Reed) do?

Bundles of Norfolk reed or long straw needed to thatch a roof. Traditional UK thatching uses ~8 bundles of water reed per square metre at 300 mm thickness. A reed thatch lasts 50–60 years; long straw 15–25 years. A typical cottage (120 m²) takes ~960 bundles.

Is the Thatch Bundle Calculator (Norfolk Reed) free to use?

Yes. Every calculator on Calcurly.com is free, works in your browser without sign-up, and can be embedded on your own website.

How accurate is the Thatch Bundle Calculator (Norfolk Reed)?

Results are calculated in real time using industry-standard formulas. Treat the output as a well-informed estimate — always cross-check with local regulations, product datasheets, or a qualified thatching professional before committing to a purchase or a job.

What inputs does the Thatch Bundle Calculator (Norfolk Reed) need?

Enter values for: Roof area (m²), Bundles / m². Sensible defaults are pre-filled where possible so you can start with a single change.

Can I embed the Thatch Bundle Calculator (Norfolk Reed) on my own website?

Yes — copy the iframe snippet at the bottom of this page, or use the Embed Generator to customise the size. The embedded version stays in sync with the live calculator on Calcurly.com.