The present invention is a process for recycling colored polyester. In a described embodiment, a window joint is constructed in a manner which reduces debris created when a window is milled therethrough. The fine digital gain control mechanism is configured to receive an input signal and moderate gains applied to the received input signal. Kits of pre-construction samples are provided to assist the consumer choosing from among various construction products, such as flooring, decking, countertops, cabinets, windows, shingles, among others. The metallic portion of the club head may take on the appearance of a frame, into which several light-weight inserts are positioned.