Our Helena Garden Office is an impressive, yet practical place to work from home. It comes with high quality roofing, well insulated walls, as well as 28mm sealed unit, double glazed uPVC windows and patio doors as standard. These combine to give you lower heating costs and a peaceful workspace with great natural light. FEATURES: Domestic Standard uPVC Windows and Doors 28mm Double Glazing Energy Saving High Density Insulation Tall Sliding Patio Doors with 9-Point Lock Waterproof Insulated IzoPanel Roof Moisture Resistant Walls and Floor Fire Resistant Inner Wall Pressure Treated Timber for Longevity and Low Maintenance (10 Year Guarantee Against Rot and Insect Infestation) Easy to Build Panel System Dunster House Ltd. - Over 25 Years Of Supplying Quality Products SPECIFICATION: External Width: 4.34m (14’ 2") External Depth: 2.66m (8’ 8") Overall Height: 2.49m (8’ 2") Internal Eaves Height Front / Rear: 2.18m (7’ 1") Internal Width: 4.10m (13’ 5") Internal Depth: 2.41m (7’ 10")