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This depends on the material of the faucet to know, there are zinc alloy and copper.
A few years ago, I renovated and bought a vegetable basin faucet and shower shower, and the boss who sold the goods at that time said that the main one was the same as what you said, and the quality assurance was ten years. At present, there are two years left in normal use.
Hehe. The present copper is a copper alloy body. The concept of pure 59 is not very clear until now, and no one is clear. Anyway, as long as it's copper, there's nothing wrong with it.
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Yes, as long as the hole in your sink basin is that large. Generally between 32 and 36, I have to sell these need private messages.
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