Mathews Plumbing & Heating, Inc. Mathews Plumbing & Heating, Inc. Search | Advanced Search | New Members | Coupons and Discounts | All Categories Other >> Division 40 - Process Interconnections >> 40 05 05 Exposed Piping Installation Mathews Plumbing & Heating, Inc. PO Box 464Shelley, ID 83274 | map | directions Mike Balmforth (208) 357-3439 | fax: (208) 357-0822 Visit Site Connect With Us Specializing in plumbing and heating. Member Since: 2019