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Up to 3 months, the plastic will be damaged by wind and rain and sun.
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It's the kind of soft one, right? Weathered in five years.
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More than 10 years, just don't knock and you'll be fine.
Plastic is easy to age when exposed to the wind and sun, and it won't be used in two or three years.
Look at the head you need, generally 30 watts is enough, and you have used a water pump from the sea, which is good.
As long as the nutrition is adequate and the sun is sufficient, it can bear fruit. The common problem is that fertility is not enough, or the ventilation is not good, resulting in pests and diseases, resulting in premature death.
There is a component called the water seal, which has a rubber texture, and the amount of water is reduced or not increased after wear and tear - just go to the maintenance department to replace it.
Replace the rubber ring inside and it's done.