How to Guide
1. PRODUCT NAME
TEC
®
Skill Set™ Fast Setting Mortar
2. MANUFACTURER
H.B. Fuller Construction Products Inc.
1105 South Frontenac Street
Aurora, IL 60504-6451 U.S.A.
800-832-9002 Customer Support
800-952-2368 Fax
tecskillset.com
3. DESCRIPTION
TEC
®
Skill Set™ Fast Setting Mortar is an accelerated latex
modified thin set mortar that exceeds ANSI A118.4 and ANSI
A118.11. Use for installing ceramic and natural stone tiles
including mosaics, slate and porcelain on walls or floors
interior and exterior.
Key Benefits and Features
Cure only 3 hours before grouting
Excellent for ceramic, porcelain and natural stone
Mix with water – no additive needed
Packaging
25 lbs. bag; gray
50 lbs. bag; gray
Coverage
Coverage will vary with condition of substrate. Required
trowel size will vary with the tile size, type and substrate
uniformity. Select the trowel size that will ensure 100%
coverage. Figures below are presented only as guidelines.
Trowel Size
Approximate Coverage Per
25 lbs.
50 lbs.
3/16” X 5/32”
V-notch trowel
75-80 sq. ft.
150-160 sq. ft.
1/4" x 1/4” x 1/4”
square-notch
trowel
48-53 sq. ft.
96-106 sq. ft.
1/4” x 3/8” x 1/4”
square-notch
trowel
33-38 sq. ft.
66-76 sq. ft.
Suitable Substrates
When properly prepared, suitable substrates include:
Gypsum wallboard
Water resistant gypsum wallboard (greenboard)
Cementitious backer units (CBU)
Glass mat backer board
Cured concrete, cured mortar beds, brick and
masonry
APA Grade Trademarked Exposure 1 Plywood
[underlayment grade or better, two layers, 1 1/8”
total minimum thickness, [interior floors only]
VOC 0 g/L
Fast Setting Mortar
Existing ceramic tile and natural stone, provided existing
flooring is well-bonded to an approved substrate
Vinyl composition tile, asphalt tile, linoleum or non-
cushioned vinyl sheet goods (provided existing flooring is
well-bonded to an approved substrate)
Adhesive residue (except tacky or pressure-sensitive
adhesive)
Storage
Store in a cool, dry area away from direct sunlight. Do not store
open containers.
Shelf Life
Maximum of 1 year from date of manufacture in unopened package.
Limitations
Not for installing green marble or other moisture-sensitive
stone tile. For non-green marble tile applications, use white
thin set mortars. Not for use over rubber, strip wood floors,
oriented strand board, particle board or lauan plywood. For
CDX plywood, use TEC® Skill Set™ Latex Mortar Additive
with TEC® Skill Set™ Floor Mortar. Do not apply over single-
layer wood floors. Certain natural stone tiles may be affected
by mortar shadowing or staining. Test a small area prior to
use to determine suitability.
Cautions
FIRST AID MEASURES: In all cases, seek medical attention
if symptoms develop or persist. EYES: Flush with water for
20 minutes. SKIN: Wash with soap and water. IF VAPORS
INHALED: Remove to fresh air. IF SWALLOWED: Do not
induce vomiting. WARNING! This product contains chemicals
known to the State of California to cause cancer, birth
defects or reproductive harm. KEEP OUT OF REACH OF
CHILDREN. For Medical Emergency Information, call 1-888-
853-1758.
This Product Data Sheet has been prepared in good faith on
the basis of information available at the time of publication. It
is intended to provide users with information about and
guidelines for the proper use and application of the covered
TEC
®
Skill Set™ brand product(s) under normal
environmental and working conditions. Because each project
is different, H.B. Fuller Construction Products Inc. cannot be
responsible for the consequences of variations in such
conditions, or for unforeseen conditions.