A.2.3 A drywall primer compatible with the texture material
shall be applied prior to the application of any water-based
A.4.3 Gypsum panel product surfaces shall be primed prior
A.4.3.1 Gypsum panel product surfaces to be painted or textured
shall be primed with a drywall primer compatible with
the final decoration.
A.4.3.2 Where paint materials are to be applied with an airless
sprayer, the sprayer manufacturer's and paint product
manufacturer's specifications for proper spray tip, application,
etc., shall be followed. Sprayed surfaces shall be back-rolled
for best results.
A.4.3.3 Wall covering shall not be applied to gypsum panel
products without first sealing the surface and allowing the
sealant to dry completely.
Be safe, Gary