Riga XL Greenhouse Base Kit Size:for RIGA XL9 - 14 ft. 2 in. x 29 ft. 6 in. Dimming: none

Dimming: none

Starter Kit

sudden pressure spikes

Peat: 60-70% Canadian Sphagnum Peat Moss

roof terraces

Riga XL Greenhouse Base Kit Size:for RIGA XL9 - 14 ft. 2 in. x 29 ft. 6 in. Dimming: noneThe optional foundation frame makes the anchoring of the Riga XL greenhouse easier and without the use of concrete. To use the foundation frame, you will need to dig a trench 5" deep the size of the perimeter of the greenhouse into which the frame would be buried. If you do not want to use the foundation frame, you must use another form of anchoring, such as timbers or concrete. If using pressure treated wood, apply joist tape (rubberized tape) on the