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Products  
UPONOR (formerly WIRSBO) Radiant Floor / Snowmelt / Plumbing Systems
WEIL MCLAIN Cast Iron Boilers / Water & Steam
GASTITE Corrugated Stainless Steel Gas Tubing Commercial & Residential
ELECTRO INDUSTRIES Electric Boilers
ECOFLEX Pre-insulated Flexible Piping System
WILO Hydronic Circulators
VRV Fan Conductors & Kickspace Heaters
JONES STEPHENS HVAC Specialties
MIRO INDUSTRIES Rooftop Support Products
CENTROTHERM Innoflue-Polypropylene Vent Systems
WASTE KING (formerly Whirlaway) Food Waste Disposers
AXIOM INDUSTRIES Hydronic Feeders
HYDROLEVEL Low Water Cut-Offs, Water Feeders, Flow Switches
WALRAVEN Piping Support Systems
WEBSTONE Hydronic Specialty Valves & Fittings
E-INSTRUMENTS Combustion Gas Analyzers, Emissions Analyzers, Indoor Air Quality
COMPASS MANUFACTURING INTERNATIONAL Quality Kitchen and Bath Products

Headquarters 5007 SE Rio Court, Ankeny, IA 50021 • Phone 515-309-2000 • Fax 515-309-2014
Nebraska 5007 SE Rio Court, Ankeny, IA 50021 • Phone 515-309-2000 • Fax 515-309-2014
Kansas & W. Missouri Kansas City, MO • Phone 515-309-2000 • Fax 515-309-2014
Illinois & E. Missouri St. Louis, MO • Phone 515-309-2000 • Fax 515-309-2014