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Your Family-owned Cardiff Builders' Merchants since 1946

WBS Builders’ Merchants has been the trusted choice for top quality building materials and supplies in Whitchurch, Cardiff and surrounding areas for over 78 years.

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  • 4.7 based on 341 reviews

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    Free Delivery when you spend Over ÂŁ250

    Offer automatically applied at checkout for qualifying Cardiff postcodes. See Terms & conditions for more information.

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    Website Exclusive OFfer

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    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.

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    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
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    Reduce Building Material Waste & Save Money

    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.

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    the independent Cardiff Builders' Merchants since 1946.