青云翻译

Rooms in the roof tank fire hydrant pump regulator 2, a diaphragm tank with a prepared and regulator 1 (Ф1000, the effective capacity of not less than 300l).

Roof water tanks, Interior fire hydrants regulators pumps, 2 sets of 1 with 1 and 1 regulator diaphragm tank (ф 1000, the effective volume of not less than 300L).

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Roof water tanks located within the fire hydrant pump voltage regulator, 2 1 1 backup and voltage regulator diaphragm tank 1 (1000, and effective volume Ф not less than 300 L).

Roof water tanks, Interior fire hydrants regulators pumps, 2 sets of 1 with 1 and 1 regulator diaphragm tank (ф 1000, the effective volume of not less than 300L).