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BEHR PREMIUM® Exterior Multi-Surface Flat Paint No. 4100

BEHR PREMIUM® Exterior Multi-Surface Flat Paint No. 4100

BEHR PREMIUM® Exterior Multi-Surface Flat paint has exceptional airless spray properties for a uniform sheen, and a traditional matte finish, created to stand up against all types of climate conditions. Ideal for commercial and residential properties. This 100% acrylic latex is specially formulated to minimize surface imperfections and provides a mildew resistant finish.

Dries to a uniform sheen, and traditional matte finish.
Where to Use
Ideal for commercial and residential properties.
250-400 Sq. Ft. per Gallon

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Where to Use

Properly prepared exterior vertical surfaces such as: Stucco, Masonry, Concrete, Concrete Block or Brick as well as Primed Wood or Metal Surfaces. Not for use on horizontal surface subject to foot traffic.

Usage Summary

2 Coats Required
for Optimal Durability
250-400 Sq. Ft
Coverage per Gallon

1 Hr.
Dry To Touch
4 Hr.
Recoat Time

Soap & Water

How to Special Order

This Special Order Product is available exclusively at The Home Depot Pro Desk. For ordering details, please contact your local Behr Rep.


  • Use on previously painted or primed Exterior surfaces.
  • All surfaces should be properly prepared and cleaned. Remove loos paint and chalk
  • Wash off dirt and grease with detergent, rinse and allow to dry.
  • Remove mildew stains with a mildew stain removing product.
  • Never apply flat paint over glossy surfaces even after sanding. Scuff sand or degloss glossy surfaces, repair imperfections, then prime with BEHR PREMIUM PLUS® Exterior Multi-Surface Primer and Sealer No. 436 or BEHR® Clear Surface Conditioner, Primer & Sealer No. K77
  • Remove all dust with damp cloth, allow to dry.
  • Etch galvanized metal and rinse thoroughly. Prime galvanized metal with 100% acrylic primer such as PREMIUM PLUS® Exterior Multi-Surface Primer and Sealer No. 436
  • Allow new stucco, plaster and masonry to cure for 30 days before painting.


  • Use a product such as BEHR PREMIUM PLUS Multi-surface Primer & Sealer No. 436 when priming exterior surfaces, including bare and unpainted wood.
  • Use a product such as K77 Surface Conditioner on tilt-up/pour-in-place concrete.
  • For optimal color development, better hide, and to reduce the number of topcoats with deep colors denoted with a dagger (†) on the color chip, apply a custom tinted primer.
  • For best results, prime all metal surfaces before painting.


  • For best results, apply when air and surface temperature are between 50-100°F (10-38°C)
  • Stir paint occasionally. Intermix containers of same product to ensure color and sheen uniformity.
  • Use an airless sprayer (.015-.021” spray tip, 60 mesh filter) or a high quality 3/8-3/4” nap roller cover, nylon/polyester brush.
  • Do not thin if using a roller or brush; however, if using a sprayer and thinning is required, thin with water at a rate of no more than 1/2 pint per gallon.
  • Certain colors may require more than one coat for complete hide. Darker colors may require additional dry time between coats. Cooler temperatures or higher humidity may prolong drying time.
  • After 2 weeks, cured paint film may be cleaned with a mild, non-abrasive liquid detergent. Dry paint film is mildew resistant.
  • When applying to vinyl, color choice must be the same color or lighter than the existing color. Do not use on floors. Do not paint if rain, snow or heavy dew are expected within 24 hours of painting.


  • For disposal of empty containers, unused paint and soiled rags, contact your household refuse collection service.

To consult with a Behr Certified Coatings Professional, call Behr Pro Hotline Toll Free number at 1-877-776-3961 (U.S.A. only).