The four single door models in the Universal Greenhouse Kit series all include cast joints at both the roof and eaves and a box-section ridge, giving these robust frames greater stability. The Universal Greenhouse Kit series offers growing areas of 49ft - 100ft (square) and with the increased ridge height, the Universal meets the needs of the enthusiastic gardener. Polycarbonate Greenhouse Kits only.

The Universal Greenhouse kits are a great value.