Glass Tube Rotameter with Screwed/ Flanged House Connection is designed on variable area basis using tapered borosilicate glass tube pressure rating at 10kg/cm² temperature at 150°C. Glass Tube Rotameter is available in cast steel, 304 and 316 grade stainless steel, polypropylene, polyvinyl chloride or Teflon lined construction. Glass Tube Rotameter is offered with screwed or flanged house -connection. Glass Tube Rotameter with Screwed/ Flanged House Connection is available in a flow range varying from 10 to 20,000 LPH of water.