Bestobell's IB21V and IB41V Series inverted bucket traps are ideal for higher pressure services and feature a heavy-duty carbon steel body and stainless steel bucket for long-term operation and reliability. For process, heating and dripleg services. For applications to 300 psig (20,7 bar), select the 1/2" or 3/4" IB21V Series. For pressures up to 600 psig (41,5 bar), select the 1/2" to 2" IB41V Series.