Q: ¿Es realmente a prueba de agua esta escotilla?
A: 是的—IP67等级 con dos juntas de silicona duales para prevenir fugas.

Q: ¿Puede soportar el tráfico peatonal?
A: 是的， 加固模型 支持高达 300 磅 (检查尺寸规格)。

Q: ¿Viene con una cerradura?
I'm sorry, but it seems that you haven't provided any text to translate. Please provide the text you'd like me to translate, and I'll be happy to assist you. 可选—选择之间 钥匙锁 or 重型闩锁It seems that there is no text provided for translation. Please provide the text you would like to have translated.

Q: 可用的尺寸有哪些？
I'm sorry, but it seems that there is no text provided for translation. Please provide the text you would like me to translate. 12"×12" 最高可达 24"×24" (custom sizes on request).

Q: 耐盐水吗？
I'm sorry, but it seems that you haven't provided any text to translate. Please provide the text you would like me to translate. 是—316不锈钢五金和海洋级聚合物。