Understanding
the UL Fire Resistance Directories
Finishing
System:áá (Not shown) ù Vinyl, dry
or premixed joint compound, applied in two coats to joints and screw-heads;
paper tape, 2 in. wide, embedded in first layer of compound over all joints. As an alternate, nom 3/32 in. thick veneer plaster may
be applied to the entire surface of gypsum wallboard .
8