Milby Company is the oldest, longest-running company serving the water industry in the mid-Atlantic region. The company was founded in 1932 and through the last 85 years we have become the experts in all fields of water-related products and services for residential and commercial applications. Wholesale distributor of: Water Systems Products * Water Treatment Equipment * Wastewater Products * Drilling Supplies * Pipe & Fittings * Geothermal & Environmental Supplies * Water Heaters