Properly anchored, our greenhouses hold up to 130 mph wind and up to 6' of ground snow* (80lb psf of ground snow). Our standard greenhouse holds up to 110 mph wind. Add our wind/snow bracing package for up to 130 mph.
All Greenhouses come with a 10-year Guarantee.
***Anchoring must be installed by Modular Greenhouses or a licensed contractor to qualify for the full Warranty.
***We do not guarantee or provide warranty for accessories or parts not manufactured by Modular Greenhouses.
*Design Criteria CODE: ‘12 IBC Supplementary: ASCE 7-10Risk Category IIE = 1.00, IS = 0.8WIND: 130 mph (Ultimate, 3-second gust)Exp. CSEISMIC: High Seismic RegionsSDS = 1.0g, SD1 = 0.520g, SDC = DSNOW:Elev. 5445’ - Ground Snow Load 80 psf = PGPf = 0.7CeCtIPG (ASCE 7-10, Eq. 7.3-1)= 0.7 (0.9) (0.9) (0.8) 80 = 34.27 psfPs = CsPf (Cs = 0.38)Use 13.18 psf snow (roof)