Weighing as little as 7 lb, Model BL1 can control inlet pressures up to 135 psig and is available with ½ and ¾ in. Tri-Clamp® body connections. All wetted, metal parts are 316L stainless steel and machined to meet SFV-4, while all soft goods meet FDA code of Regulations Title 21, Part 177 USP Class VI. Standard offerings include 316L stainless steel metal plug and standard knob mounted on adjusting screw that facilitates adjustment of set points.