Plumbing and Heating

Marshall Brass is the world's leading manufacturer of high quality brass fittings used in the PEX industry. When performance counts, there is no substitute. All Marshall Brass PEX fittings are listed to NSF-61 standards for safe potable water.

A full line of fittings are manufactured in our ISO-9001 listed facility in Marshall, Michigan USA. From the raw material to the finished product, you can be assured of American made quality and precision. Our manufacturing capacities include sizes as large as 1-1/2" (32mm).

Our PEX fittings are listed to the following standards:
• NSF-pw (14 & 61)
• CSA B-137.5
• IAPMO UPC
• ICBO

A sample of our product lines includes:
• ASTM F-1807 PEX insert fittings
• Specialty O-ringed fittings
• Tools
• Directional Fittings