Instructions / Assembly

ManualsBrandsFiberock Brand ManualsBuilding materialsAqua-Tough 1/4 in. x 3 ft. x 5 ft. Underlayment

SAFETY FIRST!

Follow good safety practices.

Read material safety data

sheets and related literature on

products before specification

and/or installation.

Tub Surrounds 1. Panel Application—After tub, shower pan or receptor is installed, place temporary 1/4 spacer strips or shims

around lip of fixture. Pre-cut board to required sizes and make necessary cut-outs. Fit ends and edges closely

but not forced together. Install board abutting top of spacer strip. Stagger end joints in successive courses.

Fasten panels to wood studs spaced max. 24 o.c. with corrosion-resistant screws or hot-dipped galvanized

roofing nails. For steel studs (14-25 ga.), use corrosion-resistant screws. For fastener spacing requirement,

refer to table on page two.

2. Seal all openings around pipes, fittings and fixtures with waterproof flexible sealant. Allow areas to dry

thoroughly prior to tile application. Wipe excess material from surface of panels. Remove spacer strips but do

not caulk the gap at the bottom of panel.

3. A waterproof membrane (ANSI A118.10) must be over upward-facing horizontal applications in wet areas.

Ceilings Framing Must be capable of supporting the total ceiling system dead load, including insulation, ceramic tile,

bonding materials and panels, with deflection not exceeding L/360 of the span for tiled surfaces.

Panel Application Center end or edge joints on framing. Stagger end joints in successive courses. Fit ends and edges closely but

not forced together. Fasten boards to framing using recommended fastener table on page one.

Joint Tiled Areas Embed DUROCK Brand Joint Tape in latex-fortified mortar or latex-based Type I mastic over he joint. Use the

Treatment same material as specified for tile setting.

Untiled Areas Embed SHEETROCK Brand Joint Tape in SHEETROCK Brand DURABOND Setting-Type Joint Compound and wipe

with a joint knife, leaving a thin coating of joint compound over all joints and interior angles. Complete to

level of finish specified in project requirements.

Interior Follow ANSI Specifications and TCA Guidelines.

Ceramic Tile

Trademarks

The following trademarks

used herein are owned by USG

Corporation or its subsidiaries:

QUA-TOUGH,FIBEROCK,DURABOND,

UROCK,SHEETROCK,USG.TYPE S

and T

YPE S-12 are trademarks

of ITW Buildex. S

URFORM is a

trademark of The Stanley Works.

Note

Products described here may

not be available in all geographic

markets. Consult your U.S.

Gypsum Company sales office

or representative for informa-

tion.

Notice

We shall not be liable for inci-

dental or consequential dam-

ages, directly or indirectly sus-

tained, nor for any loss caused

by application of these goods

not in accordance with current

printed instructions or for other

than their intended use. Our

liability is expressly limited to

replacement of defective goods.

Any claim shall be deemed

waived unless made in writing

to us within thirty (30) days from

the date it was or reasonably

should have been discovered.

Manufactured by

United States Gypsum Company

125 South Franklin Street

Chicago, IL 60606

800 USG.4YOU (874-4968)

www.usg.com

F252/2-04

Printed in U.S.A.

Page 2 of 2