TrafficMASTER 150553486-37 Guia de Instalação

7 7.5 Wood - Wood substrates are required to be structurally sound, flat, dry and securely anchored. Substrates, such as plywood, hardwood, particl

8 structurally sound and well bonded to substrate. Fill grout lines flush with approved cementitious leveling or patching compound. Follow the open

9 exceed 75% relative humidity. (ASTM F2170 - Standard Test Method for Determining Relative Humidity in Concrete Floor Slabs Using In Situ Probes).

10 Properly prepare all edges that are used for seams in strict compliance with carpet manufacturer recommendations. 12.1 Trimming – Trim carpet ed

11 Note: It is the general contractor or building owner’s responsibility to supply a substrate that meets agreed upon specifications as defined by

12 13.2.7 Sweeping Compounds - These compounds may leave residue that interferes with adhesive bonding. Do not use sweeping compounds prior to adhes

13 contaminating face yarns (See Figure 1). This insures that all edges trimmed for seaming are protected from edge ravel. Allow seam adhesive to dr

14 14.2 Preparation – Refer to Section 6.0 and 9.0 of this Standard for floor preparation requirements. 14.3 Cushion installation - Install cushio

15 recommendation for that specific style. Seal cut edges at seams with proper seam adhesive applied as recommended by the carpet or adhesive manufa

16 specific carpet. Cushion thickness for commercial carpet installations should not exceed ⅜ inch (10 mm). Install separate carpet cushion in the

The Carpet and Rug Institute 100 S. Hamilton P.O. Box 2048 Dalton, Georgia 30722-2048 706/ 278-3176 COPYRIGHT PENDING DISCLAIMER The

17 FIGURE 2 - Stretch Diagram for Tufted Carpet In the absence of carpet manufacturer stretch recommendations, use the diagram below.

18 16.5.1 Using a Mechanical Stretching Device (i.e. Power Stretcher) is Mandatory. Devices used as a substitute for, or an attachment to such devi

19 Note: Carpet placed into transition moldings requires edge sealing to prevent raveling. 17. Carpet on Stairs 17.1 Preparation – It is require

20 18.2 Adhesive Application - Follow manufacturer’s recommendations. Generally, a thin film of pressure-sensitive adhesive is used to prevent late

21 manufacturer, sequence carpet cuts working from the longest measured repeat gradually down to the shortest repeat within the dye lot. 19.6 Car

22 20.3 Maintain Temperature – Do not allow the temperature of indoor carpeted areas to fall below 50o F (10o C), regardless of the age of the insta

23 recommendations of the adhesive manufacturer when adhering carpet to nonporous substrates. 21.3.5 Asphalt – Asphalt requires special consideratio

24 Appendices

25 Table I Adhesives – Common Types Used in Carpet Installation __________________________________________________________________________________

1 Carpet Type Applicator Size Applicator Approximate Spread Rate feet2/gal Approximate Spread Rate yards2/gal Carpet: rough back, woven, double sti

CONTENTS Foreword ... 1 Acknowledgements

1 Guidelines for Maintaining Indoor Air Quality During Carpet Installation • During installation, maintain air circulation by operating the HVAC

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5 DEFINITIONS OF TERMS adhesive – A substance that dries to a film capable of holding materials together by surface attachment. [Applying adhesive

6 needlepunched carpet – carpet made of a dense network of yarn fibers having a open time – The earliest time interval between the spreading of adh

7 stretch-in – Installation method whereby carpet is placed over separate carpet cushion and is secured in place, under tension, using a power stret

1 FOREWORD This minimum standard requirement for installation of carpet is based upon reliable principles and procedures developed through practica

2 Acknowledgements This minimum standard requirement was prepared under the direction of the Installation Issues Management Team of the Carpet and

3 CRI Carpet Installation Standard 2011 1. Scope This document establishes minimum industry standards for commercial carpet installation. 2.

4 When bending or folding is unavoidable for delivery purposes, the carpet is required to be unrolled and allowed to lie flat immediately upon arriva

5 • Allow tolerance by cutting carpet 3-4 inches (75-100 mm) longer than the area measurement • Carpet pile direction for each area • Name of manu

6 7. Site Conditions – All Installations 7.1 Substrate Conditions – The owner or general contractor is responsible for providing an acceptable sub