Harpo, LLC
2421 Port Industrial Road
Aberdeen, WA 98520
360-532-5516
Harpo, LLC
Harpo, LLC manufactures Medium Density Overlays (MDO) for the purpose of creating concrete forms that can be reused multiple times. We introdcued a new product recently that allows for a more aggressive concrete. M-48 is a melamine based resin that resists higher alkalinity concrete mixes.