Kleinlein Bauzentrum is a family-run, medium-sized building materials business serving customers since 1938. Based in Waltenhofen, with a branch in Aschau, the company combines a building materials supplier, specialist store and product exhibition under one roof. Its extensive range supports projects from construction and renovation to outdoor living.

Products and specialist areas include masonry and plastering materials, civil engineering supplies, drywall systems, wood products, façade and roofing materials, bathrooms and tiles, natural stone, flooring, windows, doors and gates, and garden and landscape construction. The Bau-Fachmarkt also features a paint studio. Kleinlein offers advice for building and garden projects, with detailed consultations available by appointment.

Its team shares practical guidance, including tips for creating terraces, family gardens and outdoor retreats. The company also provides construction-site deliveries, using vehicles equipped with modern crane technology and a truck-mounted forklift to support delivery needs. Customers can browse catalogues, shop online and sign up for a newsletter featuring offers and company news