WINNER: Cartwright Pickard Architects for Primrose Hill, Huddersfield Sponsored by Marley Eternit Committed to sustainable manufacturing, Marley Eternit is a leading provider of roofing and cladding solutions to the construction industry. Marley Eternit’s portfolio includes all types of concrete and clay tiles, double and single lap slates, decorative cladding, profiled sheeting and a range of building boards.