Sungrow Greenhouses What is the snow load on the Sungrow models? The Sungrow models can hold snow load weight of up to 6ft of fresh snow (75 psf or 360 kg / m2) on top of the greenhouse. What is the wind resistance on the Sungrow models? The wind resistance is 100km/h (65 mp/h). Share Share Link Close share Copy link Back to FAQs