S*L 发帖数: 44 | 1 想装修地下室, 要了个给地下室供暖供冷的报价. 大家帮忙看看, 这东西是不是贵的离
谱了?
美国中部北方城市
LOWER LEVEL REMODEL – 1319 SQ. FT.
HAVC – Convert existing forced air heating unit to a two zone system with
new zone dedicated to tampering finished lower level. Install nine ceiling
supply branch runs and connect to new lower level zone supply duct. Install
three low returns and connect to existing cold air return duct.
Quote - $17,000 |