Universal Popular 108 Universal Popular 128   If you require a spacious growing area, the Universal Popular range has two larger models, the 108 and the 128, which offer 8.3m2 and 9.9m2 respectively. Each has two roof vents for increased ventilation, integral guttering and an easy clip in glazing system. With their box section ridges and cast joints at both ridge and eaves, this sturdy range is ideal for the real enthusiast.   Cast Ridge Cast Gutter