4 Second coat shall be "Nalco Synthetic Finish" color No. 5269 Silver Gray, reduced by adding 1 thinner (Dutch Boy "Tex-Thin") or approved equal. unreduced. of minera] Third coat shall be as second coat except apply e- Finish Floors shall be first coat, Dutch Boy No. 4662 "Clear Resin Sealer" reduced by adding 10% of mineral thinner, or approved equal. Second coat shall be Dutch Boy "4 Hour Floor and Interior Varnish" (clear) or approved equal. -3. Aluminum Walls and Ceilings (where vapor seal coating is required) shall be of "Cocoon" surface pre- paration applied by air brush, and should result in a plas- tic film over all interior of walls and ceilings indicated to be so insulated. Care shall be taken that all holes, cracks and other openings to be completely filled and sealec to form a complete vapor barrier, the Engineer. 4. Dark Room: to the satisfaction of Over unfinished wood surfaces apply a first coat of Dutch Boy No. 600 interior primer and sealer and a second coat of Dutch Boy No. 320 flat black quick drying enamel or approved equal. Over surfaces covered with "Cocoon" insulation apply one coat of Dutch Boy No. equal, 320 flat black quick drying enamel or approved 5. Wainscote: Where shown on plans or so di- rected, wainscote to be painted to a height of 5'-0" above floor level. Paint shall be as specified in item (1) of this paragraph except second and third coats which are to be Dutch Boy "Nalco Synthetic Finish" color No. 387 gray or approved equal. 6. Insulated Pipe & Fittings: First coat shall be Dutch Boy “Lead Mixing O11” reduced 20% by adding mineral thinner or approved equal. Second and third coats shall be aluminum paint as specified in paragraph 2b of this section. 7. Uninsulated Iron and Steel Pipe and Fittings shall be the same as item (5) in “Exterior Painting Schedule" below. 8. Ferrous Metalwork: First coat shall be Dutch Boy No. 1001 "Zinc Chromate Primer" or approved equal as specified in paragraph 2f of this section. Second and third coats shall be as specified in item (1) of this par- agraph. 10-7