Spec Sheet MSDS Sprayable Duct Sealant Delivery Options Item Code: HASPRAYSEAL5 #304133 Spray-Seal 5 GAL/PAIL | #304133 Spray-Seal 5 GAL/PAIL Hardcast Spray-Seal is a Fiber Free and Sprayable Duct Sealant. Used in conjunction with a Grayco 390/590 or a Spraytech Airless Paint Sprayer, and sprayed from 5 gallon pails. Ideal for duct shops as an alternative to Bucket and Brush application
