Pitot Tube   Machined Acrylic Tube   Polysulfone Tube (Rod guided float)   Polysulfone Tube (All Plastic)   Machined Acrylic Block   Glass Tube Shielded

Rotameter:

Pitot Tube Water Ranges 5 - 1900 GPM Machined Acrylic Tube Water Ranges .025 - 100 GPM Air Ranges 0.2 - 80 SCFM Polysulfone Tube- Rod guided float Water Ranges 0.025 to 175 GPM Air Ranges 1 - 240 SCFM Polysulfone Tube - All Plastic Water Ranges 0.1 - 80 GPM All plastic, No metal in fluid path Machined Acrylic Block Water Ranges 0.025 - 20 GPM Air Ranges 0.1 - 48 SCFM Glass Tube Shielded Water Ranges 0.1 - 5 GPM