Q: How long do the coverings used in the greenhouse last?
* 来源 : * 作者 : IGREEN * 发表时间 : 2012-09-27 * 浏览 : 182
A: Polycarbonate, glass and poly film are common used for covering on the greenhouse. Polycarbonate’s life-span is more than 10 years, while glass reaches up to 20 years. The poly film with 150 micron thickness will last at least 3 years, but it has been known for a cover to last 5 years or more.
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