At lease 1 or 2 weeks above 0 temperature.

来源: 于 2005-12-22 13:15:09 [旧帖] [给我悄悄话] 本文已被阅读：次

For good builder, they won't do concretion when the tempreture below 0 too much, you should ask your builder
before they start to build your house.