12/11/2023 0 Comments Rusted galvanized roofing![]() ![]() Ifcoating is subjected to rain, before it has properly dried, and washoff occurs, it is necessary to immediately wash stained surfaces withsoapy water to prevent staining. Dried film is difficult to remove from any surface. Top coat may be applied after primer coat is dry.Ĭlean Up: Clean brushes, tools and other equipment with soapy water immediatelyafter use. During these 4 hours, at least 2 hours should be of direct sunlight. In order to prevent any chance of “wash off” of freshly applied primer, do not apply at temperatures below 50☏, or when rainfall, cold, darkness or high humidity are expected within 4 hours after application. Under normal conditions of 70☏ and 50% relative humidity, the second primer coat may be applied within 1 to 2 hours at the same rate as the first coat. First primer coat must be dry before second coat of primer is applied. Apply each coat at right angles to each other by brush or roller. For maximum performance, two coats are required. Rust Inhibitive Primer Application: Apply, un-thinned, at the rate of 200 square feet per gallon, per coat. If coating comes in contact with any surface other than the roof, wash it off immediately. It is recommended to cover and protect the exterior sidewalls as well as front and rear caps of the RV with plastic sheeting to avoid the coating sticking to surfaces other than the roof. Seal all joints and roof seams with Dicor Coating Ready Cover Tape, prior to applying the top coat. Seal all fasteners and around all roof protrusions and vent mountings (vents, lander stanchions, etc.) with Dicor Lap Sealant. Prime clean rust removed areas with Dicor Metal Rust Inhibitive Primer. Be sure all surfaces are sound and clean, and all rust has been removed down to bright metal, using mechanical methods such as wire brush, sandpaper or steel wool. Thoroughly rinse with water and allow to dry completely before proceeding. If chalk remains on a previously painted roof, repeated washing may be necessary. ![]() Remove all loose dirt, oil, rust, chalk, mildew, loose coating or other contaminants, which would prevent maximum adhesion of Dicor Rust Inhibitive Primer. ![]()
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