• Free 2 hr Click & Collect

  • 14 Day Returns

  • 4.6 Rating on Google

Natural Slate Chippings

20mm & 40mm sizes in 3 beautiful shades. Available in regular 20kg bags or bulk bags for larger projects.
Choose options

Available for Delivery & Collection

Trending Summer 2024

A pile of rocks with a man sitting on top of them.
A pile of gray and silver rocks.
A pile of pink and purple rocks.

Welcome to Whitchurch Builders Supplies (WBS) - the independent Cardiff Builders' Merchants here for you since 1946.

Quality  Brands That Won't Let You Down.

Stocking the #1 Brands

WBS stocks the biggest building and DIY brands at competitive prices. Our partners ensure that stock levels are plentiful so we can supply you with your building needs.

Just  Added

We are adding products to our new website daily, so come check back to see what's new. You'll notice that some products are awaiting images. Fear not, product images are being added ASAP, but we wanted to make our products available for our customers who know what they need!

  • Treated Rough Sawn Timber

    £4.50 - £21.60 excl. VAT

  • Timber Wooden Fence Post

    £8.50 - £22.00 excl. VAT

  • Diamond Trellis Fence Panel

    £22.00 - £65.00 excl. VAT

  • Featheredge Fence Panel

    £45.00 - £50.00 excl. VAT

  • A man in a red hoodie carrying a bag of cement.

    Reduce Building Material Waste & Save Money

    Material Calculators

    Our calculators can help you order the correct quantity, saving time and money on unnecessary materials and additional deliveries. Easily share results with your building professionals.

    Use Calculators

    The WBS Family

    Experts  in Building Supplies

    Join the growing family of satisfied customers who have experienced the unique blend of professional and personal service that only a family-run business can offer.

    A group of people in red shirts standing in a warehouse.

    Quality Building Supplies for Professionals & DIYers Since 1946.

    Whitchurch Builders Supplies value every building project, so we take a personalised approach to each customer. Being a family-run business for 75+ years, you're not just a customer but part of the family when you work with us.

    Apply Today

    Two men standing behind a counter in a shop.

    Trade Account

    Exclusive Access to Trade Prices

    Personalised prices in-store and online. Apply for a trade account with Whitchurch Builders Supplies and become part of the family.

    Apply Now

    Help & Customer Support

    The WBS Team are here to help you...

    My Bag ()

    Your Cart Is Empty

    Shop All Products
    0 - Checkout View Bag