12th Scale Dolls House Square Grate Streets Ahead's square grate is a wonderful piece for classic dolls houses. Well-suited to any scene, this fireplace accessory will add a cosy ambience to any room. Bring life to your living room with this iron-look delight. From Streets Ahead. 1:12th Scale. Collectors' Item. Part of the Hobbies Dolls House and Miniatures Boutique. Detailed scale model for adult collectors, not suitable for children under 14 years. Images are for illustrative purposes. Characters and accessories pictured may not be included.