Many of GRAHAM's standard products are capable of contributing to one or more credits within the U.S. Green Building Council L.E.E.D. Rating System. GRAHAM's all bonded construction and diverse use of materials result in a product assortment that meets the most demanding specifications. Fire rated products tested for UL 10B neutral pressure or UL 10C positive pressure are available. Click Here to View GRAHAM's Flush Wood Door Finishes GRAHAM Premium Door (GPD) - 7 -Ply Classic Series Standard Features All bonded construction up to 10'0" tall Meets WDMA I.S.1-A premium grade Face veneer meets WDMA "A" grade Face veneer minimum 1/50" thick Type 1 adhesives - face to core Adhesives contain no formaldehyde Stile face matches face veneer Limited Lifetime Warranty Engineered to meet or exceed industry performance requirements   Options "AA" grade face veneers Core Types PC - Particle EC - Engineered Composite SL - Staved Lumber FD 45/60 - Mineral FD 90 - Mineral Internal blocking wood or fire rated mineral Available in most commercially available species GRAHAM Premium Door (GPD) - 5-Ply Select Series Standard Features All bonded construction up to 9'0" tall Meets WDMA I.S.1-A premium grade Face veneer meets WDMA "A" grade Face veneer minimum 1/50" thick Type 1 adhesives - face to core Adhesives contain no formaldehyde Stile face matches face veneer Limited Lifetime Warranty Engineered to meet or exceed industry performance requirements   Options "AA" grade face veneers Core Types PC - Particle EC - Engineered Composite SL - Staved Lumber FD 45/60 - Mineral FD 90 - Mineral Internal blocking wood or fire rated mineral Available in most commercially available species   GRAHAM Custom Door (GCD) Standard Features All bonded construction up to 10'0" tall Meets WDMA I.S.1-A custom grade Face veneer meets WDMA "A" grade Face veneer minimum 1/50" thick Type 1 adhesives - face to core Adhesives contain no formaldehyde Stile face is neutral hardwood Limited Lifetime Warranty Engineered to meet or exceed industry performance requirements Custom Grade Products are available in 7 ply construction   Options Core Types PC - Particle EC - Engineered Composite SL - Staved Lumber FD 45/60 - Mineral FD 90 - Mineral Internal blocking wood or fire rated mineral Available in most commercially available species