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HENRY® 1171N SureLock™
Acrylic Urethane Wood Flooring Adhesive

Professional acrylic urethane adhesive for installing solid wood, engineered wood plank, wood parquet flooring, and cork underlayment.
  • High-solids acrylic-urethane formula
  • Excellent initial grab
  • Fast strength development
  • High ultimate bond strength and elongation
  • Anti-microbial product protection
  • Enhanced moisture and alkali resistance
  • Convenient sizes: 1gal containers or 4gal pails


HENRY 1171N SureLock Acrylic-Urethane Wood Flooring Adhesive is used for installing solid wood up to 3/4” thick and 5” wide, engineered wood plank up to 3/4” thick and 5” wide, parquet flooring up to 5/16” thick, and cork sheet underlayment.

Bonds To:

Concrete, cementitious underlayments, APA Grade underlayment plywood, cork underlayments, existing bonded non-cushioned vinyl tile and sheet flooring, and radiant-heated subfloors where temperatures do not exceed 85°F (29.4°C) on all grade levels.  Please refer to wood flooring manufacturer’s specific recommendations for suitable substrates.

Trowel Coverage:

Solid Wood more than 7/16” thick; Engineered Wood Plank
1/4” D x 3/16” W x 5/16” A
180-220 sq. ft./4 gal.

Thin-gauged Solid Wood 7/16” thick or less
1/4” D x 3/16” W x 1/2” A
300-340 sq. ft./4 gal.

Parquet U-Notch
3/32” D x 1/8” W x 1/8” A
280-320 sq. ft./4 gal.

Parquet Sq-Notch
3/32” D x 3/32” W x 3/32” A
280-320 sq. ft./4 gal.

Cork Sheet Underlayment
1/16” D x 1/16” W x 1/16” A
460-500 sq.ft./4 gal.


W.W. Henry Company warrants that HENRY 1171N will not break down or lose its cohesive strength due to manufacturing or formulation defects for 10 years from the date of installation if used for its stated purpose and applied in accordance with the instructions, subject to certain exclusions and limitations set forth in the warranty. 


Carefully read and follow all cautions and warnings on the product label.  Refer to the Material Safety Data Sheet for additional product information. 

Tech Support:  800.232.4832

Click Below for Technical and Specification Documents:

Tech and Installation Info (English)
Tech and Installation Info (Español)
Tech and Installation Info (Français)
SDS USA and Canada (English)
MSDS Canada (Français)
MSDS USA (Español)

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