The palram 6ft x 8ft 190m x 254m snap and grow greenhouse is the perfect choice for storing your plants and allowing them to grow in a suitable and fruitful environment this greenhouse includes a wide range of attractive features including a tough aluminium frame smooth and clear panels that have over 90 light transmission and allows for 999 blocking of uv rays the doors and windows come pre assembled and the polycarbonate panels are made to stand the test of time as well as the vent