C. All manufacturers must submit samples in accordance with this specification. D. The architect will impound the above samples of the successful manufacturer or owner to ensure that material delivered to the jobsite conforms in every respect to the samples submitted. 2.02 MATERIALS A. It is the intent of this specification to provide a high-quality wood cabinet specifically designed for the science classroom environment. This style is to be full-radius edge overlay construction with 3/4” thick oak framed drawer and door fronts routed with a lip. The door and drawer fronts occupy a plane existing 3/8” past the plane of the front of the cabinet body. Edges of door and drawer fronts are radiused and overlap front edge by 1/4”. The exposed grain for doors shall run vertical, for drawers horizontal. B. Hardwood shall be kiln-dried, clear, and free of defects and shall meet surface requirements as specified below. C. Plywood shall be of balanced construction and 3/4” 7-ply veneer core hardwood plywood for shelves, cabinet ends, tops and bottoms of base and tall cabinets; 1” 9-ply veneer core hardwood plywood for shelves over 36”, bottoms of wall and upper cabinets, and tops of wall, upper and tall cabinets; nominal 1/2” 9-ply veneer core plywood for drawer body; 3/4” 3-ply particleboard core plywood for cabinet doors and drawer heads. Plywood shall meet the standards of ANSI/HPVA HP-1-2009. D. Casework parts shall be as defined in AWI Quality Standards, 8th Edition, 400-G-3. E. Exposed surfaces shall be of plain-sliced, HPVA Grade A Northern Red Oak veneers and compatible clear, defect-free Red Oak hardwood lumber. Veneers shall be selected for golden wheat color and narrow hearts of no more than 5”. No split hearts are allowed. Appalachian and Southern red oak veneers are not allowed. F. Semi-exposed surfaces shall be plain sliced, HPVA Grade 1 Northern Red Oak veneers and compatible clear, defect-free Red Oak hardwood lumber. Appalachian and Southern red oak veneers are not allowed. G. Concealed surfaces shall be no less than HPVA Grade D face or Grade 3 back veneers and compatible mill option, hardwood lumber, suitable for the application. H. Edging for cabinet parts shall be 3 mm hardwood edging of compatible hardwood Red Oak. I. Hardboard shall be 1/4” thick 55 lb. density hardwood chip fiberboard formed with heat and pressure into sheets providing a hard, smooth surface. J. Glass used for framed sliding and swinging doors shall be 3/16” tempered glass. Glass used for unframed sliding doors, shall be 1/4” tempered glass. K. Drawer and door pulls shall be satin finish, zinc coated wire type, 96 mm centers, offering a comfortable hand grip, and be securely fastened to doors and drawers. Two pulls shall be required on all drawers over 24” long. L. Hinges shall be BHMA Grade 1 of stainless steel, five (5) knuckle institutional, .083” thick, offset type for all swinging doors. Hinges shall be 2-1/2” long, one (1) pair for doors under 4 ft. in height and 1-1/2 pair on doors over 4 ft. in height. Hinges are mounted with flathead screws, so applied to door and cabinet to withstand a weight load of 150 lbs. minimum. M. Locks when shown or called for shall be a National Lock, 5-disc tumbler with heavy duty interchangeable cylinder. Exposed lock noses shall be dull nickel (satin). Locks shall have capacity for 200 primary key changes. Master key one level with the potential of 200 different, non-interchangeable master key groups. N. Roller catches shall be used on swinging doors. Catches shall have two spring-loaded polyethylene rollers and metal catch to secure doors. Double doors without locks shall have a catch on each door. Full height cases shall have 3-point latching devices. Magnetic catches are not allowed. O. Leg shoes shall be provided on all table legs, unless otherwise specified, to conceal leveling device. Shoes shall be 2-1/2” high and made of pliable, black rubber material. Use of a leg shoe, which does not conceal leveling device, will not be acceptable. P. Floor glides, where specified for movable open-leg tables, shall be a non-skid material at least 1” diameter to prevent indenting composition flooring and shall have at least a 5/8” height adjustment. Use of metal buttons will not be acceptable.
12 35 53.19 Wood Laboratory Casework - 17
DiversifiedCasework.com | info@DiversifiedCasework.com | 877.348.9663
Made with FlippingBook interactive PDF creator