Liquiflo Equipment Co., Garwood, N.J., introduced a RotogearR pump series (H2) for metering, transfer circulating and injection. The pump features pulseless flow with flow rates from 1 to 60 gal/h (3.8 to 827 liter/h). It can transfer high viscosity fluids to 10,000 cps and offers differential pressures to 225 psi (1.5 MPa).