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Bostik Adhesive Warranty



211 Boston Street Middleton, MA 01949
Technical Service: 800/523-6530
www.bostik-us.com

BOSTIK HARDWOOD FLOORING INSTALLATION SYSTEM & WARRANTY

A visual guide to the most common Bostik's Hardwood Flooring Installation Systems, which include patches/underlayments, moisture/sound protection membranes, and adhesives

ENGINEERED or SOLID HARDWOOD FLOORING over CONCRETE/SLAB OR PLYWOOD SUBSTRATE* 1

Substrate
Concrete/Slab
Plywood

Adhesive
Bostik's BEST
Bostik's TKO
Bostik's BST
Bostik's EFA (EFA is not for Solids)

Wood Flooring
Engineered Wood Flooring
Solid Wood Flooring


* The above schematic depicts an "engineered" wood floor over a concrete/slab substrate, however, "solid" wood flooring and/or plywood substrate would also
be acceptable.

ENGINEERED or SOLID HARDWOOD FLOORING over MOISTURE/SOUND PROTECTION MEMRANE* 2


Substrate
Concrete/Slab
Plywood

Moisture/Sound Protection
  • MVP 4
    • Moisture
    • Sound
    • Anti-Fracture/Crack Suppress
  • Cork (Sound Only)
Adhesive
Bostik's BEST Bostik's TKO
Bostik's BST
Bostik's EFA (EFA is not for Solids)

Wood Flooring
Engineered Wood Flooring
Solid Wood Flooring

*The above schematic depicts an "engineered" wood floor over a moisture/sound membrane, however, "solid" wood flooring and/or plywood substrate would also be acceptable.

Engineered Wood Flooring Solid Wood Flooring

ENGINEERED or SOLID HARDWOOD FLOORING over MOISTURE/SOUND MEMBRANE over REPAIRED CONCRETE/SLAB* 4

Substrate
Concrete/Slab
Plywood

Patches/Underlayments
Bostik® Universal Primer Bostik Fast Patch 102
Bostik SL-150
Bostik SL-155

Adhesive
Bostik's BEST
Bostik's TKO
Bostik's BST
Bostik's EFA (EFA is not for Solids)

Wood Flooring
Engineered Wood Flooring
Solid Wood Flooring
*The above schematic depicts an "engineered" wood floor over moisture/sound membrane which is over a repaired concrete/slab substrate. However,a "solid"
wood floor over a moisture/sound membrane, which is over a repaired concrete
slab and/or repaired plywood substrate would also be acceptable.

ENGINEERED or SOLID HARDWOOD FLOORING over REPAIRED CONCRETE/SLAB or PLYWOOD SUBSTRATE* 3


Substrate
Concrete/Slab
Plywood
Patches/Underlayments
Bostik® Universal Primer
Bostik Fast Patch 102
Bostik SL-150
Bostik SL-155
Moisture/Sound
Protection

MVP 4
Moisture Sound
Anti-Fracture/Crack Suppress
Cork (Sound Only)
Adhesive
Bostik's BEST
Bostik's TKO
Bostik's BST Bostik's EFA (EFA is not for Solids)
Wood Flooring
Engineered Wood Flooring
Solid Wood Flooring
*The above schematic depicts an "engineered" wood floor over moisture/sound membrane which is over a repaired concrete/slab substrate. However,a "solid" wood floor over a moisture/sound membrane, which is over a repaired concrete slab and/or repaired plywood substrate would also be acceptable.

The above examples reflect some of the most common installatin options. Please refer to the most current product datasheets or Bostik's Technical Service Department for jobsite recommendations and/or complete product information prior to installation.




211 Boston Street
Middleton, MA 01949
Technical Service: 800/523-6530
www.bostik-us.com

BOSTIK HARDWOOD FLOORING INSTALLATION SYSTEM & WARRANTY

ADHESIVE BOND WARRANTY

Bostik Hardwood Products warrants that Bostik's Hardwood Adhesives* 1 will bond all engineered, solid, or acrylic impregnated hardwood flooring, designed and recommended in writing by the wood flooring manufacturer for glue-down, to all substrates common to hardwood flooring for a period equal to the wood flooring manufacturer's product warranty.

MOISTURE WARRANTY

Bostik Hardwood Products warrants that Bostik's Hardwood Adhesives* 1 , when used in conjunction with a Bostik Hardwood Products Approved Surface Preparation Membrane* 2 , will bond and will protect all engineered, solid, or acrylic impregnated hardwood flooring, designed and recommended in writing by the wood flooring manufacturer for glue-down, against moisture damage through the sub-floor (e.g.: cupping, end lifting, warping) for a period equal to the wood flooring manufacturer's product warranty.

These warranties are contingent upon the following:

  • The evaluation of a potential claim by a Bostik, Inc. representative in advance of any replacement work, submittal of wood flooring manufacturer's product warranty, and a copy of the original materials and installation invoice(s). Any repairs conducted prior to evaluation will void all warranties.
  • The adhesive must be used in accordance with Bostik Hardwood Products most recent published literature.
  • The wood flooring must be installed in accordance with the wood flooring manufacturer's most recent published literature pertaining to glue down installations, including but not limited to, wood flooring acclimation, expansion space, jobsite temperature, relative humidity and air flow requirements.
  • The installation must be maintained in accordance with the wood flooring manufacturer's recommendations including, but not limited to, temperature, relative humidity, and proper maintenance.
  • This warranty does not cover damage due to flooding, hydrostatic head, puddling, improper maintenance, low/excessive relative humidity and/or temperature, or any issues not related to excessive moisture proven to be coming through the membrane.
  • This warranty is to the original purchaser and is non-transferable. Bostik Hardwood Products will repair or replace the affected flooring one time only.
  • *1 The following Bostik Hardwood Products Adhesives are covered with this warranty:
  • >Bostik's BESTT Bostik's TKOT Bostik's BST UrethaneT Bostik's EFAT (Do not use EFA with solid hardwood flooring)
  • *2 The following Bostik Hardwood Products Approved Surface Preparation Membrane is covered with this warranty, when applied according to the most recent published literature:
    MVP4 TM
  • In the event of a valid claim under this warranty, Bostik Hardwood Products will pay to repair or replace on a square foot basis the portion(s) of the installation that is proven to be defective. This payment is to include all reasonable materials and labor only. Bostik Hardwood Products is not responsible for workmanship not in accordance with Bostik Hardwood Products most recent published literature, defects in the wood flooring, abuse, misuse, or losses due to delays or any other consequential damages.

    Bostik, Inc.

    211 Boston Street
    Middleton, MA 01949
    Tel: 1-800-7BOSTIK
    Fax: 978-750-7212