QUEENS, NY — Responding to the needs of space constrained job sites and stocking dealer/distributors, Crystal Window & Door Systems announced its new Series CVP-1100 Knock-Down (KD) Vinyl Sliding Patio Door. With its welded-corner factory glazed sash panels and mechanically fastened master frame ready for job-site assembly, the Crystal Series 1100 offers fenestration and construction professionals easy handling, transport, storage, stocking, and installation, all at a great value. The KD Series 1100 comes in standard 5-ft. and 6-ft. sizes and, with standard glazing, is stocked by Crystal for immediate availability. “Crystal developed this product in response to our trade customers’ requests. They were seeking an affordable vinyl patio door in a KD configuration suitable for jobsites challenged by small elevators, cramped staircases, narrow halls, and tight doorways,” said Blaise Benevenga, Crystal’s New Jersey/New England sales manager. “We are very pleased the Crystal KD Series 1100 Patio Door meets all those requirements and more at a very competitive price.”