Watts Series AS air Scoop which is designed for efficient separation of air from water in hydronicheating systems can also be installed.
美国瓦茨系列A S导气罩专用于有效地将气体从循环加热系统的水中分离出气体，因此也可安装这种导气罩。
2
In the paper, the formula of economic friction factor for hydronicheating system with intermediate boosting pump station and different laying mode is derived theoretically.
本文从理论上推导出带中间增压泵站、有不同敷设方式的热水供热网经济比摩阻的计算公式。
3
Provide your customers with a quality installation using hydronic components you know you can depend on heating season after heating season.