MasterSeal 581 (Thoroseal) Cementitious, Waterproofing, Gray (50Lb) - MasterSeal 581 (formerly Thoroseal) Portland-cement based coating. For concrete / masonry. Resists positive and negative hydrostatic pressure. Provides high-quality finish. NSF 61 Grade. 50 Lb/bag. GRAY. Price/Bag.
 
MasterSeal 581 (Thoroseal) Cementitious, Waterproofing, Gray (50Lb)
THOROSEAL-GRAY
$71.40 SALE $44.99
(Savings: $26.41)
 
 Buy 60 or more and pay $42.13 each (save 41.00%) 
 
  Order Options:  
 
  Qty:  
 
  Add To Cart  
 
  Add To Saved Cart  
 
 
 
 

Product:

#MasterSeal 581 (formerly called Thoroseal) is a Portland-cement based coating. NSF 61 Potable Water Certified. GRAY COLOR. 50 Lb/bag. Price/Bag. (60 bags/pallet; aka BASF #56410909 )

Ordering Notes:

  • Shipping leadtime: 1-2 business days.
  • Small quantities are in stock.

Description:

MasterSeal 581 (formerly Thoroseal waterproofing) is concrete and masonry and resists both positive and negative hydrostatic pressure. Its a cement based waterproofing for Interior and Exterior, above and below grade, with a high quality finish suitable for architectural coatings. NSF 61 potable water certified. Applied in two coats. Mix with Acryl 60 to achieve properties listed in Data Sheet.

APPLICATIONS:

  • Below Grade Interior and Exterior
  • Waterproofing Basement or Containment Walls
  • Bridges
  • Roadways
  • Tunnels
  • Water Cisterns
  • Interior and exterior

Substrate:

  • Concrete & masonry
  • PACKAGING: 10 lb., 30 lb., 50 lb., 60 lb. pails
  • COLORS: White and Standard Gray.
  • Special landscape colors available  with 5000 lb. min. order.

VIDEO, DIY INSTALLATION INSTRUCTIONS:

More Information

Questions?

Email us at sales@bestmaterials.com or
Call us at 1-800-474-7570 or 602-272-8128
You'll get a prompt reply!

similar product terms: thorseal, cementitious waterproofing, waterproofing, basement, basement waterproofing, foundation waterproofing, masonry waterproofing, negative side, concrete waterproofing, NSF 61 grade, NSF 61 coating, potable water coating
 

  Associated Items:  
 
 
 
EternaBond WebSeal 4 in. x 50 ft. Reinforced Roof Repair Tape
WB-4-50
 
EternaBond WebSeal Polyester Reinforced Waterproofing and Roof Repair Tape, 4 in. x 50 ft. Roll. Price/Roll. (aka # EB-WB040-50R) Currently Unavailable until January, 2022.
 
$72.00 $48.95
Quantity:     Add to Cart
 
 
 
 
 
EternaBond WebSeal 2 in x 50 ft Reinforced Roof Repair Tape
WB-2-50
 
EternaBond WebSeal WB250 Polyester Reinforced Waterproofing and Roof Repair Tape, 2 in. x 50 ft. Roll. Price/Roll. Currently Unavailable until January, 2022.
 
$41.00 $25.95
Quantity:     Add to Cart
 
 
 
 
 
J-Drain 200, Wall Drainage, 4x50 ft Roll
JDRAIN-200-4X50
 
J-Drain #200 Wall Drainage for below grade walls. 4x50 ft roll, 0.4 inch thick. 18 Gallons/Minute/ft core flow, 11,000 PSF Core. 2-layer drain (filter cover with Plastic Dimple Core). Price/Roll. (shipping leadtime 1-3 business days)
 
$180.00 $149.95
Quantity:     Add to Cart
 
 
 
 
 
J-Drain 220, Wall Drainage w/ Cut Protection, 4x50
JDRAIN-220-4X50
 
J-Drain #220 Wall Drainage w/Cut Protection Layer. 4x50 foot roll, 0.4 inch thick, 18 Gal/Min/ft core flow, 11,000 PSF Core, 250 PSI puncture resistance. 2-layer drain (filter cover w/Dimple Core). Price/Roll.(ship leadtime 1-3 business days)
 
$174.00 $123.95
Quantity:     Add to Cart
 
 
 
 
 
J-Drain 6 inch x 165 ft Roll SWD Foundation/Turf Drainage Collector
JDRAIN-SWD-6
 
J-Drain # SWD-6 6-inch high x 165 foot Foundation Wall / Turf Collector Drain. Drain flows up to 30 gallons/minute/ft2 width. Price/Roll. (shipping leadtime 1-3 business days)
 
$213.00 $134.95
Quantity:     Add to Cart
 
 
 
 
 
MasterEmaco A 660 (Acryl 60) Concrete Bonding admixture (1-Qt)
55350644
 
MasterEmaco A 660 (formerly called Acryl 60) Concrete Bonding and Modifying admixture Concentrate. Mixes 3:1 water/A60. A water-based acrylic adhesion promoter, bonding and modifying admixture for concrete products. 1-Quart Bottle. Price/Bottle.
 
$29.51 $18.99
Quantity:     Add to Cart
 
 
 
 
 
MasterEmaco A 660 Concrete Bonding / Modifying Admixture (5G)
ACRYL-60-5
 
MasterEmaco A 660 (formerly called Acryl 60) Concrete Bonding and Modifying admixture. A water-based acrylic adhesion promoter, bonding and modifying admixture for concrete products. 5-Gallon Pail. Price/Pail. (1g size shown in photo)
 
$350.00 $191.99
Quantity:     Add to Cart
 
 
 
 
 
MasterSeal 581 (Thoroseal) Cementitious Waterproofing, WHITE (50LB)
THOROSEAL-WHITE
 
MasterSeal 581 (formerly Thoroseal) Portland-cement based Waterproofing, for concrete / masonry. Resists positive / negative hydrostatic pressure. Provides high-quality finish. NSF 61 Grade. 50 Lb/bag. WHITE COLOR. Price/Bag.
 
$73.29 $46.99
Quantity:     Add to Cart
 
 
 
 
 
MasterSeal 582 Foundation Coat, Cementitious Waterproofing, 50 Lb
THOROSEAL-FC
 
MasterSeal 582 Foundation Coating (formerly Thoroseal FC). Waterproof Portland-cement based waterproofing coating for exterior below-grade concrete & masonry. 50 Lbs/bag. Gray Color. Price/Bag.
 
$83.86 $52.99
Quantity:     Add to Cart
 
 

A CSG Group Company


Shop with
Peace of Mind!