General description The 13 x 16 Reverse Pressure Treated Tongue and Groove Apex Summerhouse is a premium garden building designed for durability and style. It features long windows and is constructed with high-quality pressure-treated tongue and groove shiplap cladding, ensuring a sturdy and attractive addition to your outdoor space. Technical specifications Dimensions: 13 x 16 ft Floor and Roof Thickness: 12mm Tongue and Groove Glass: 4mm Toughened Safety Glass Construction Material: Pressure Treated Timber Other information Includes Premier Mineral Roofing Felt Comes with a Full Fixing Kit and instructions Features a Euro Lock with Key for added security Requires only an annual waterproofing topcoat for maintenance