B&M – Cardiff, Llanishen – Opening Hours & Store Details You’ll find B&M Home Store conveniently located on Ashbourn Way, about a 3.19 mile drive north from the centre of Cardiff, in Llanishen (close to Parc Ty Glas). The store mainly provides service to customers from the areas of Heath, Thornhill, Birchgrove, Rhiwbina Village, Pantmawr, Lisvane, Llanishen and Whitchurch. This page will supply you with all the information you need on B&M Cardiff, Llanishen, including the hours of opening, address, customer reviews and more info.