<< Click to Display Table of Contents >> Navigation: »No topics above this level« Table II – Trowel Size Minimum Guidelines |
Floor Covering / Substrate |
Applicator Size |
Approx. Spread Rate feet² / gal. |
Approx. Spread Rate yards² / gal. |
---|---|---|---|
Broadloom Carpet: rough back, woven, double stick carpet to cushion |
1/8” x 1/8” x 1/8” U or Square notch (3.2mm x 3.2mm x 3.2mm) |
50 – 90 |
6 – 10 |
1/8” x 1/8” x 1/16” U notch (3.2mm x 3.2mm x 1.6mm) |
45 – 75 |
5 – 8 |
|
Broadloom Carpet: Action Bac®, unitary back, jute |
1/8” x 1/8” x 1/8” V notch (3.2mm x 3.2mm x 3.2mm) |
90 – 110 |
10 – 12
|
1/8” x 1/8” x 1/16” V notch (3.2mm x 3.2mm x 1.6mm) |
70 – 90 |
8 – 10 |
|
Broadloom Carpet: smooth back, attached cushion, needle punched, cove base |
3/32” x 3/32” x 3/32” V notch (2.4mm x 2.4mm x 2.4mm) |
90 – 135 |
10 – 15 |
Vinyl back broadloom carpet, carpet pad to floor double stick, cork tile and underlay |
1/16” x 1/16” x 1/16” Sq. notch (1.6mm x 1.6mm x 1.6mm) |
160 – 180 |
18 – 20 |
Vinyl back broadloom carpet, carpet pad to floor double stick, cork tile and underlay |
1/16” x 1/16” x 1/16” U notch (1.6mm x 1.6mm x 1.6mm) |
160 – 180 |
18 – 20 |
Carpet tile |
3/8” Nap Paint Roller (9.5mm) 3/4” Nap Paint Roller (19.0mm) |
350 – 400 270 – 360 |
35 – 45 30 – 40 |
Note: Above dimensions are given as width x depth x spacing. Spread rates vary with texture and porosity of the substrate. Trowels should be held at a consistent 45–60° angle to apply adhesive. Examine notches regularly for wear.