Complete Arch Manual

Cabinet Specifications

1. Panel or glass framed doors shall be hung on 1 pair of offset institutional type hinges under 48” in height. Doors on cases 48” high shall have 1-1/2 pair of offset institutional type hinges. 2. All doors shall overlap opening four sides. 3. A 3” full width strip shall be doweled and mechanically fastened into the side panels of the cabinet at

a) Bond joints with highly chemical resistant cement with properties and color similar to base material. b) Provide 1/8-inch (3 mm) drip groove at underside of exposed edges, set back ½ inch (13 mm) from face. c) Finish exposed edges. d. Edge treatment: 1) Standard 1/8 inch (2 mm) chamfered edge. e. Corner treatment: 1) Exposed corners shall be eased slightly for safety. f. Back and end splashes: 1) Supplied loose for field installation. 2) Same material and thickness as worksurfaces. 3) 4 inches high unless otherwise indicated. 4) Top-mounted end splash where worksurfaces abut adjacent construction and locations indicated on Drawings. g. Joints: 1) Maximum 1/8 inch (2 mm), bonded with epoxy grout. 2) Make joints between two benches level. 3) Locate joints away from sinks and over or near supports. h. Sink cutouts: 1) Routed for drop-in sink. i. Allowable tolerances: 1) Square. a) Plus, or Minus 1/64 inch (0.4 mm) for each 12 inches (300 mm) of length. 2) Location of cutouts and drilled openings. a) Plus, or Minus 1/8 inch (3 mm) of design dimension. 3) Size of cutouts and drilled openings. a) Plus 1/8 inch (3 mm) or minus 0 inches (0 mm). 3. Epoxy Resin Sinks: a. Mold sinks from thermosetting epoxy resin. b. Mold interior corners to radius and slope sink base to drain outlet. 1) Provide 1-1/2 inch (38 mm) outlet with open ended standpipe. a) Standpipe overflow 2 inches (50 mm) shorter than depth of sink. c. Unless otherwise indicated fabricate sinks of drop-in design supported by upper flange from worksurface. 1) Color. a) Match adjacent worksurface.

both top and bottom of the back and used for attaching the cabinet to wall. 4. Glass doors shall use mitered corners for the hardwood stiles and rails. 5. Astragal applied to left hand door shall provide further dust proofing.

2.04 FINISH AND PERFORMANCE REQUIREMENTS A. Wood Surface Preparation: Prior to application of the wood finish, case and cabinet surfaces shall be smoothly sanded to remove loose fibers, scratch marks and abrasions, with all dust thoroughly removed by compressed air. Finish shall be applied to cabinet parts prior to assembly in order to assure uniform coverage. B. Wood Stain Color: Selected from Manufacturer’s standard selection C. Wood Finish Application: Finishes shall be applied and cured under controlled atmospheric conditions, aided by infrared radiant heaters. Finish must be VOC-free. Finish shall be applied via a flat line, roller applied system prior to cabinet assembly in order to assure uniform coverage. D. Interior Wood Casework Finish: Interior surfaces shall receive a triple application of an acid, alkali, solvent, water, and abrasion resistant finish meeting AWI requirements. E. Exterior Wood Casework Finish: Exposed exterior surfaces, including interiors of glazed cases and open shelving, shall be provided with an acid, alkali, solvent, water, and abrasion resistant finish meeting both AWI section 1500 and SEFA 8 requirements. Finish shall be applied to cabinet parts prior to assembly in order to assure uniform coverage. 2.05 WORKSURFACES A. SOLID EPOXY RESIN: 1. Sheets cast from modified 1” epoxy resin and non-asbestos inert fillers; compounded mixture cured and thermoset specifically from formulation to provide exceptional physical and chemical resistance required in medium to heavy duty laboratory environments. Color shall be black. B. ACCESSORIES: 1. Provide solid epoxy resin laboratory shelving, laboratory fume hood base work surfaces, pegboards, and reagent racks where indicated. 2. Installation Materials: Manufacturer’s joint adhesive, panel adhesive, and sealants as required to suit project conditions. C. FABRICATION: 1. Fabricate tops and accessories in accordance with manufacturer’s recommendations, approved Shop Drawings, and SEFA 8. 2. Epoxy Resin Worksurfaces: a. Thickness: 1) 1 inch (25 mm) unless otherwise indicated. a) Check each sheet at factory for required thickness. b) Maximum variation in thickness: plus or minus 1/16 inch (1.6mm) from corner to corner. b. Warpage: 1) Inspect tops for warpage prior to fabrication by placing on true flat surface. a) Maximum allowable warpage: 1/16-inch (1.5 mm) in 36-inch (900 mm) span or 3/16-inch (4.5 mm) in 96-inch (2400 mm) span. c. Fabrication: 1) Shop fabricates in longest practical lengths.

2.06 SERVICE FITTINGS AND ACCESSORIES A. MATERIALS: 1. Laboratory Service Fittings:

Service fittings shall be laboratory grade, and water faucets and valve bodies shall be cast red brass alloy or bronze forgings, with a minimum content of 85%. All fittings shall be chromium plated unless specified otherwise.

12 35 53.19 Wood Laboratory Casework

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