Since 2003, our business has helped a wide range of clients in and around Sacramento, CA bring the benefits of natural light and fresh air into their home or business. With a reputation for quality, innovation, trouble-free installation and dedicated service, Straight Line Supply is a VELUX Skylight Specialist. Straight Line Supply proudly carries the complete line of energy-efficient, architectural grade residential VELUX daylighting solutions - including skylights, SUN TUNNEL skylights and accessories. Protecting your biggest investment is our #1 priority.