ControlAir 950XP explosion-proof I/P transducer with natural gas option, with a bleed rate of only 3 scfh, comes in at half the allowable rate under the new EPA-HQ-OAR-2010-0505 rule. This model has FM, CSA and ATEX approvals for use with natural gas and comes with a tapped exhaust and sealed conduit. It is available with preset output ranges of 3 psig. to 15 psig, 3 psig. to 27 psig, and 6 psig to 30 psig.