Connect with Top-Rated Building Materials Suppliers in Penrith!

Jay Jay Building Supplies is a leading provider of premium timber and building supplies in Penrith, offering a comprehensive range of products including metal roofing and rainwater systems, insulation, cladding, timber, flooring, doors, structural steel, skylights, and blocks. With over 30 years of experience, we pride ourselves on delivering high-quality products, expert advice, and exceptional customer service to builders, contractors, and homeowners across Sydney and the Blue Mountains.