Contact

Email: contact@misterendgrain.com

Corrections

Tell us which page is wrong and what should change, with a link to a published source that supports the correction. We check every correction against its source before updating a page.

Listing requests

• Manufacturers: send your official website and the pages that describe your products, species, formats and certifications.
• Installers: send your business name, the city or cities you cover, your website and any trade body memberships, with links that confirm them.

Listings are free, ordered alphabetically, and published only once their details can be checked on public sources.

Reusing our data

You're welcome to cite the hardness chart and our pages. Please link to the page you used, which lists the original sources.