SW2-1CT-DN250,DQSW2-2CT-DN250,DQSW2-3CT-DN250,DQSW2-5CT-DN250,
DQSW2-1AT-DN300,DQSW2-2BT-DN300,DQSW2-3GT-DN300,DQSW2-4CT-DN300,DQSW2-2AT-DN300,DQSW2-3BT-DN300,DQSW2-4GT-DN300,
DQSW2-3AT-DN300,DQSW2-4AT-DN300,DQSW2-5AT-DN300,DQSW2-1BT-DN300,DQSW2-4BT-DN300,DQSW2-5BT-DN300,
DQSW2-1GT-DN300,DQSW2-2GT-DN300,DQSW2-5GT-DN300,DQSW2-1CT-DN300,DQSW2-2CT-DN300,DQSW2-3CT-DN300,DQSW2-5CT-DN300,
DQSW2-1AT-DN350,DQSW2-2BT-DN350,CCLAIR,DQSW2-3GT-DN350,DQSW2-4CT-DN350,DQSW2-2AT-DN350,DQSW2-3BT-DN350,DQSW2-4