Foundations and Basements
铺在地板上还是铺在履带上,哪个更好?
...crawlspaceWhat’s more durable, a slab on grade or acrawlspace? If you read anywhere online that they are comparable in terms of durability or functional life span, then close that window and open another . A properly-insulated slab of concrete resting on high-ground with a frost-protection skirt will outlast a ...