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\ -6 RECESSED-EDGE SHEETROCK
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PERF-A-TAPE JOINT SYSTEM
FOR SMO
RECESSED-EDGE SHEETROCK
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New Recessed-Edge Sheetrock*, Y&" or Y" thickness, offers a new kind of wallboard construction that makes possible--stronger, smoother, and better-look ing wallboard jobs. The reason for this is that the unique, patented edges provide a new method for building stronger, smoother, more permanent rein forcement at the joints.
The long edges of the face side of Recessed-Edge Sheetrock are depressed. When boards are erected, these recessed edges form a shallow channel at the joint. Into this channel special cement is applied and a strong, fibrous tape is embedded in the cement (see cross section below). Then the cement is smoothed off straight and even with the face of the board. Perf-A-Tape*--a strong, fibrous, patented tape--is particularly designed for use in this patented joint system.
With this patented construction, RECESSED-EDGE SHEETROCK and PERF-A-TAPE, you secure smoother, stronger, more permanent walls and ceilings. You do so because the new-type edge of the board and the new joint treatment provide better reinforcement at the point where reinforcement is needed most; and because it is possible, with this new type of wallboard construction, to conceal the joint reinforcement with in the thickness of the board itself, providing a better base for decoration, smooth and without shadow lines at joints.
Horizontal or Vertical Application
The great strength of the joints provided by the new Recessed-Edge Sheetrock and Perf-A-Tape construc tion makes it possible to apply the board horizontally on side walls and at right angles to ceiling joists. This method of application not only increases the bracing quality of the board but provides better, stronger construction around joints occurring at corners or openings. May be applied vertically if desired.
(Cross secf.on of Recessed-Edge Joint finished with Perf-A-Tape and Cement) r-- SURFACE LEVELED WITH CEMENT
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PERF-A-TAPE JOINT SYSTEM
For more than twenty years the United States Gypsum Company has been manufacturing Sheetrock. During that time billions of feet-diave been sold in all parts of the country. And
ever since the first gypsum wall-
board was made, the company has worked constantly toward the development of better types of joint treatment.
Fills Need Perfectly
Perf-A-Tape Joint System-- for use exclusively over Sheetrock--is the latest and best result of this continuous research work. It fills perfectly the need for a low cost, effec tive joint concealment and rein-, forcement for wallboard.
Superior Strength
By finishing walls and ceilings with
Recessed-Edge Sheetrock and Perf-ATape, you secure a one-unit construc tion of unusual strength--a type of
construction that provides joints as smooth and as strong as the wall
.. board itself. Perf-A-Tape pro!0. vides strength where strength
is needed most--at the joints.
Conveniently Packaged
Ferf-A-Tape Joint System comes packed in several convenient size cartons, each containing sufficient cement to apply the roll of tape and to spot all inter mediate nail heads. When determining quantities of Perf-A-Tape needed, estimate 1 ft. of tape for each 3 ft. of board area. Complete directions for apply ing are included in every carton.
YEARS AHEAD IN JOINT TREATMENT
Perf-A-Tape Joint System permanently solves the problem of hiding and reinforcing wallboard joints. It is a patented joint treatment that is restricted ex clusively to use with Sheetrock.
Just as a chain is no stronger than its weakest link, so a wallboard job is no better than its joint treat-,1 ment. That is why USG designed Perf-A-Tape lot
SheefrGek, It is tKe "result of many years of research
and experience in the manufacture of joint construc
tion. It puts Sheetrock out years ahead in joint
treatment. Perf-A-Tape provides a joint surface so
smooth, because of the chamfered edges of the strip,
that.it will take any decoration and contributes much
to the quality of the finished job.
B B 017 O W
When the sheets are nailed in place, the recessed edges form a channel
at each joint.
This channel is filled with a special cement, which is quickly and easily
applied.
Perf-A-Tape, a strong, perforated fiber tape with chamfered edges is
embedded in the cement.
After drying, cement is sandpapered evenly, assuring a smooth surface
lor any decoration.
U S G METHOD OF DECORATION
One of the finest ways of decorating walls of Recessed-
Edge Sheetrock and Perf-A-Tape is to use the rich
beauty and distinctiveness of the textured or stippled
finish. This type of decoration is being used increas
ingly today in many of America's finest homes. But
the textures now being used are the finer, more subtle
textures that give to walls and ceilings little more
than a suggestion of texture, rather than the heavy,
very rough effects which were used back a few years
ago.
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New Method Cuts Cost
These finer, simple textures in brighter, more attrac
tive colors, can easily be obtained with USG's New
Method of Decoration, at costs much lower than have
ever before been possible. Briefly described, it is this:
First, white Textone* is applied thinly over the
surface of-Sheetrock, and into the Textone is quickly
worked the desired stipple or texture effect. Then
Texolite*, the low cost, new principle paint, is applied
in the desired color.
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Both Are Quality Products
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The result of the above . combination is a wall of
delicate texture and beautiful, permanent color. And
it is a job of the very highest quality. Textone has long
been the product preferred by leading decorators for
some of the best texture and stipple work in the
country. Texolite, too, has become a great leader
because of its .unexcelled ability ;to provide true
brilliant color and durability.
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Other Types of Decoration ,
If you prefer, you can decorate your Sheetrock walls with any of the other commonly used decorative materials--oil paint, wallpaper, canvas, enamel, etc. For flat wall decoration, however, Texolite is the most economical and effective paint to use. It gives you exceptional brilliance, non-fading color, one-hour drying, and better coverage--one coat hides most backgrounds.
* REGISTERED TflAOE-MARKS
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