Flowmeters have new calibration options including 0.75 to 7.5 SCFM/1-10 M3/HR; 0.2 - 2.0 SCFM/.4-3.2 M3/HR; 1 - 12 SCFM/ 2–20 M3/HR; 2 - 20 SCFM/4-34 M3/HR; which are now offered on units with 3/8" Female NPT, and 1/2" Female NPT pipe connections (F-400N Series). Air flow calibrations of 4 - 45 SCFM/8-80 M3/HR; 5 - 75 SCFM/10-125 M3/HR; 10-80 SCFM / 20 - 140 M3/HR are now offered on units with 3/4" Female NPT and 1" Female NPT pipe connections (F-410N Series). Additional features include clear, highly polished machined acrylic meter body; direct reading permanent scale; sturdy adapters with high grade Viton O-ring seals; 316 stainless steel floats and float guide rods, optional materials are available; acceptable in direct sunlight applications; and many OEM options including private labeling are offered. F-400 Series. Stop by Booth 1755 at ISA to view more products by Blue-White Industries.