Sheetrock 3.5 Qt. Pre-Mixed All-Purpose Drywall Joint Compound SynFelt Automatically seeks frequencies 315 or

Automatically seeks frequencies 315 or 390 MHz (megahertz)

They are made with a cast process that enhances the surface appearance and provides excellent sound absorption and durability

Used by MIlgard as well as other manufacturers primarily on vinyl patio doors

Butcher paper doesn’t reflect heat like aluminum foil

Sheetrock 3.5 Qt. Pre-Mixed All-Purpose Drywall Joint Compound SynFelt Automatically seeks frequencies 315 orAll purpose, ready mixed joint compound provides overall high performance and superior working qualities. Ideal for embedding paper tape and for filling, leveling, and finishing over gypsum panel joints, fasteners, and trim. Excellent for skim coating and hand applying simple textures.