Shiplap Shed Apex Roof Typical applications A range to cater for every need from extra storage space to high quality workshops, these products are a versatile and easy on the eye addition to your garden. Pre-treated, quick and easy to assemble and they come with a 10 year manufacturer's anti-rot guarantee. Dimensions available: 1836 x 1165mm and 2415 x 1805mm. Prices vary.