INSTALLED - The Horsforth tongue and groove range are manufactured from quality 12mm tongue and groove timber throughout, the 28mm x 44mmm rounded framing braces the panels creating an extremely robust and durable shed. The Horsforth range offers quality tongue and groove products with fast delivery at competitive prices. Construction Points: 28mm x 44mmm Framing, 12mm Tongue and Groove Floor and Roof, Interchangeable Window panel (can be placed either side), Braced doors that can be hinged either side, 8 Styrene Glazed windows, Full Fixing Kit Including Felt, PENT Roof Design, Lock and Key Features: 8 x 4 (2.38m x 1.15m) Wooden Tongue and Groove Sunroom (12mm Tongue and Groove Floor and PENT Roof) (8ft x 4ft) (8x4) 28mm x 44mm Framing, 12mm Tongue and Groove Floor and Roof Interchangeable Window panel (can be placed either side)| Braced doors that can be hinged either side 8 Styrene Glazed windows Full Fixing Kit Including Felt, PENT Roof Design, Grey Mineral Felt Easy assembly Lock a