The V-Buck vinyl block-out system is easy to assemble, installs quickly, helps job sites look cleaner, and is available at an installed price equal to wood.  Complete your energy efficient package for builders and buyers of ICF structures with V-Buck vinyl block-outs.

All the window shapes and styles you might envision can be pre-manufactured for your next project.  The V-Buck brand vinyl block-out system increases the versatility of your ICF buildings.  V-Buck is extruded in 14 widths and manufactured in a variety of custom shapes and sizes.