With a stainless steel and lead-free bronze trim alongside a class pressure rating of 125, Jomar notes it provides reliable solutions for all cast-iron needs. 

Copper alloy structures have changed drastically within the past decade to comply with low lead requirements for potable water. Common compositions added to the new alloys were bismuth, silicon, or binary alloys. The creation of these new brass and bronze structures resulted in concerns with valve performance by both engineers and contractors.