Acri-Shield Max Exterior is a premium quality, urethane modified, exterior house paint. The advanced formula can be used as little as 60 minutes before the threat of rain, and in both normal and marginal, above freezing conditions when a low temperature cure is required to form a proper film. Acri-Shield Max provides a 7 year Portersept Mildew Proof** Warranty (available in all sheens). This paint and primer delivers exceptional hide and coverage and offers excellent brush, roll and spray characteristics for consistent professional results.