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Asphalt, Concrete & MasonryBathroom PlumbingCar Emergency SuppliesCaulking & SealantsEmergency SuppliesExterior PaintGreat StuffInsulationInterior PaintPaint PrimersPaint Supplies & ToolsProjectsRoofingSealants, Fillers and AdhesivesSpecialty PaintSpray PaintStorm & Flood PrepTile Tools & MaterialsWaterproofers and SealersWinter PrepWood Stains, Coatings & Finishes
Block Sealer(389)
Uses item details. Price when purchased online
Seal it Green Extreme Grout Sealer and Tile Sealant Heavy Duty Clear Stain Blocker Zero VOC Non Toxic Granite Sealer Half Gallon From $49.77
Sponsored
From$4977
Seal it Green Extreme Grout Sealer and Tile Sealant Heavy Duty Clear Stain Blocker Zero VOC Non Toxic Granite Sealer Half Gallon
44 out of 5 Stars. 4 reviews
GET SERIOUS Paver Sealer Super Strong Concrete Paver Sealer and Sand Lock All-in-One. Water Based Wet Look Sealant for Cement, Brick, Natural Stone, Slate, Bluestone, Patio, Driveway. (4 Ounce) From $12.98
Sponsored
From$1298
GET SERIOUS Paver Sealer Super Strong Concrete Paver Sealer and Sand Lock All-in-One. Water Based Wet Look Sealant for Cement, Brick, Natural Stone, Slate, Bluestone, Patio, Driveway. (4 Ounce)
83.8 out of 5 Stars. 8 reviews
Black Diamond Granite Sealer – Seals and Protects Stone Countertops Without Changing Appearance – Guards Against Food, Oil & Water Stains – For Granite, Marble, Travertine & More – 1 Gallon $96.65
Sponsored
$9665
current price $96.65Black Diamond Granite Sealer – Seals and Protects Stone Countertops Without Changing Appearance – Guards Against Food, Oil & Water Stains – For Granite, Marble, Travertine & More – 1 Gallon
Seal Spray Fire/Flame, Smoke, and Sound Block 23.4oz Gun Foam - Case Of 12 $134.99 Was $152.01
Sponsored
Now$13499
current price Now $134.99, Was $152.01$152.01
Seal Spray Fire/Flame, Smoke, and Sound Block 23.4oz Gun Foam - Case Of 12
33.7 out of 5 Stars. 3 reviews
Hapco 616, Block Sealer Industrial Sealant $34.99
$3499
current price $34.99Hapco 616, Block Sealer Industrial Sealant
15 out of 5 Stars. 1 reviews
1 gal UGL 27513 White Drylok Original Concrete & Masonry Waterproofer $56.37
$5637
current price $56.371 gal UGL 27513 White Drylok Original Concrete & Masonry Waterproofer
164.7 out of 5 Stars. 16 reviews
In 50+ people's carts KILZ 2® All-Purpose Interior/Exterior Water-Based Stainblocking Primer, Quart From $9.97
5 options
Available in additional 5 optionsFrom$997
KILZ 2® All-Purpose Interior/Exterior Water-Based Stainblocking Primer, Quart
37724.6 out of 5 Stars. 3772 reviews
Best seller Clear-Seal, Seal-Krete Gloss Concrete Protective Sealer-607001, Gallon From $38.97
2 options
Available in additional 2 optionsFrom$3897
Clear-Seal, Seal-Krete Gloss Concrete Protective Sealer-607001, Gallon
2384.3 out of 5 Stars. 238 reviews
500+ bought since yesterday GE Big Gaps & Cracks Insulating Foam, Pack of 1, Yellow 12 oz Can From $4.48
11 options
Available in additional 11 optionsFrom$448
GE Big Gaps & Cracks Insulating Foam, Pack of 1, Yellow 12 oz Can
16364.5 out of 5 Stars. 1636 reviews
Best seller Olympic Quick Cover 1 Gallon Clear Exterior Wood Sealer $14.84 $14.84/gl
$1484
current price $14.84$14.84/gl
Olympic Quick Cover 1 Gallon Clear Exterior Wood Sealer
1344.5 out of 5 Stars. 134 reviews
Stormdry Brick Sealer (1.5 Gallon) - Clear Exterior Brick, Stone, Concrete & Masonry Waterproofer - 25-Year Certified Waterproofing Protection Against Penetrating Damp From $44.99
Sponsored
From$4499
Stormdry Brick Sealer (1.5 Gallon) - Clear Exterior Brick, Stone, Concrete & Masonry Waterproofer - 25-Year Certified Waterproofing Protection Against Penetrating Damp
354.4 out of 5 Stars. 35 reviews
Seal Spray Fire/Flame, Smoke, and Sound Block 23.4oz Gun Foam - Case Of 12, 1 Gun, 1 Can Of Cleaner $174.99 Was $204.00
Sponsored
Now$17499
current price Now $174.99, Was $204.00$204.00
Seal Spray Fire/Flame, Smoke, and Sound Block 23.4oz Gun Foam - Case Of 12, 1 Gun, 1 Can Of Cleaner
Best seller Loctite Pl Polyurethane Sealant Concrete Non-Sag, Pack of 1, Gray 10 fl oz Cartridge From $14.00
6 options
Available in additional 6 optionsFrom$1400
Loctite Pl Polyurethane Sealant Concrete Non-Sag, Pack of 1, Gray 10 fl oz Cartridge
1574.3 out of 5 Stars. 157 reviews
United Gilsonite Drylok Extreme Masonry Waterproofer Concrete Sealer $59.97
$5997
current price $59.97United Gilsonite Drylok Extreme Masonry Waterproofer Concrete Sealer
214.2 out of 5 Stars. 21 reviews
Quikrete Mortar Repair 10 Oz Pack of 1
2 options
Available in additional 2 optionsQuikrete Mortar Repair 10 Oz Pack of 1
164.8 out of 5 Stars. 16 reviews
100+ bought since yesterday Würth 12oz Expanding Foam Sealant for Big Gaps up to 3 inches - Insulating Spray Foam From $4.48
6 options
Available in additional 6 optionsFrom$448
Würth 12oz Expanding Foam Sealant for Big Gaps up to 3 inches - Insulating Spray Foam
12044.5 out of 5 Stars. 1204 reviews
In 25+ people's carts KILZ 3 Premium Multi-purpose Interior/Exterior Wall and Ceiling Primer - Water-Based 1 Gallon From $14.97
3 options
Available in additional 3 optionsFrom$1497
KILZ 3 Premium Multi-purpose Interior/Exterior Wall and Ceiling Primer - Water-Based 1 Gallon
14284.7 out of 5 Stars. 1428 reviews
UGL - Drylok - Gray -Basement & Masonry Waterproofer - for Stopping Water Leaks & Dampness - Interior - Exterior Latex Base - Sandy Texture, Tintable 1 Gallon $52.88
$5288
current price $52.88UGL - Drylok - Gray -Basement & Masonry Waterproofer - for Stopping Water Leaks & Dampness - Interior - Exterior Latex Base - Sandy Texture, Tintable 1 Gallon
114.3 out of 5 Stars. 11 reviews
Masonry Defender, Satin Acrylic, Clear Reducing Brick Dust Industrial Sealant, 8.75 lbs 1 Gal $37.49
$3749
current price $37.49Masonry Defender, Satin Acrylic, Clear Reducing Brick Dust Industrial Sealant, 8.75 lbs 1 Gal
Best seller Olympic Quick Cover 1 Gallon Clear Exterior Multi-Surface Sealer $13.84 $13.84/gl
$1384
current price $13.84$13.84/gl
Olympic Quick Cover 1 Gallon Clear Exterior Multi-Surface Sealer
924.5 out of 5 Stars. 92 reviews
Rain Guard Concrete Sealer Concentrate, Makes 2 Gallons, Natural Finish Waterproofer for Concrete Surfaces, Deep Penetrating Protection Against Water & Salt Damage From $18.99
Sponsored
From$1899
Rain Guard Concrete Sealer Concentrate, Makes 2 Gallons, Natural Finish Waterproofer for Concrete Surfaces, Deep Penetrating Protection Against Water & Salt Damage
494.4 out of 5 Stars. 49 reviews
Quikrete Gray Mortar Sealant 5.5 oz $9.21 Was $36.47
Now$921
current price Now $9.21, Was $36.47$36.47
Quikrete Gray Mortar Sealant 5.5 oz
124.8 out of 5 Stars. 12 reviews
Drylok Clear Latex Masonry Waterproof Sealer 1 gal. $39.50 Was $50.78
Now$3950
current price Now $39.50, Was $50.78$50.78
Drylok Clear Latex Masonry Waterproof Sealer 1 gal.
Stormdry Brick Sealer (1 Quart) - Clear Brick, Stone, Concrete & Masonry Waterproofer - 25-Year Certified Waterproofing Protection Against Penetrating Damp From $44.99
2 options
Available in additional 2 optionsFrom$4499
Stormdry Brick Sealer (1 Quart) - Clear Brick, Stone, Concrete & Masonry Waterproofer - 25-Year Certified Waterproofing Protection Against Penetrating Damp
354.4 out of 5 Stars. 35 reviews
MasonryDefender Brick, Stone & Concrete Sealer - Transparent Waterproof Masonry Sealer - 2.5 Gallon $83.98
$8398
current price $83.98MasonryDefender Brick, Stone & Concrete Sealer - Transparent Waterproof Masonry Sealer - 2.5 Gallon
14 out of 5 Stars. 1 reviews
Best seller WaterGuard 11 oz. Clear Exterior Waterproofing Wood Sealer Spray From $6.48
3 options
Available in additional 3 optionsFrom$648
WaterGuard 11 oz. Clear Exterior Waterproofing Wood Sealer Spray
724.4 out of 5 Stars. 72 reviews
GE Gaps & Cracks Insulating Foam, Pack of 1, Yellow 12 oz Can From $4.48
6 options
Available in additional 6 optionsFrom$448
GE Gaps & Cracks Insulating Foam, Pack of 1, Yellow 12 oz Can
11814.4 out of 5 Stars. 1181 reviews
Rain Guard Concrete Sealer Concentrate | Makes 1 Gallon | Natural Finish | Deep Penetrating Protection Against Water and Salt Damage for All Concrete Surfaces | Silane/Siloxane Waterproofer From $18.99
5 options
Available in additional 5 optionsFrom$1899
Rain Guard Concrete Sealer Concentrate | Makes 1 Gallon | Natural Finish | Deep Penetrating Protection Against Water and Salt Damage for All Concrete Surfaces | Silane/Siloxane Waterproofer
494.4 out of 5 Stars. 49 reviews
Thompson's WaterSeal Transparent Wood Sealer, Chestnut Brown, 1 Gallon From $29.94
2 options
Available in additional 2 optionsFrom$2994
Thompson's WaterSeal Transparent Wood Sealer, Chestnut Brown, 1 Gallon
2734.5 out of 5 Stars. 273 reviews
Brick Sealer, Natural Finish, Concentrate Makes 1 Gallon From $18.99
Sponsored
From$1899
Brick Sealer, Natural Finish, Concentrate Makes 1 Gallon
94.6 out of 5 Stars. 9 reviews
GET SERIOUS Paver Sealer Super Strong Concrete Paver Sealer and Sand Lock All-in-One. Water Based Wet Look Sealant for Cement, Brick, Natural Stone, Slate, Bluestone, Patio, Driveway. (4 Ounce) From $12.98
3 options
Available in additional 3 optionsFrom$1298
GET SERIOUS Paver Sealer Super Strong Concrete Paver Sealer and Sand Lock All-in-One. Water Based Wet Look Sealant for Cement, Brick, Natural Stone, Slate, Bluestone, Patio, Driveway. (4 Ounce)
83.8 out of 5 Stars. 8 reviews
Sakrete Tube Siliconized Concrete & Mortar Repair Industrial Sealant, 10.3 Oz. $10.91
$1091
current price $10.91Sakrete Tube Siliconized Concrete & Mortar Repair Industrial Sealant, 10.3 Oz.
64.7 out of 5 Stars. 6 reviews
Top rated for drying time Olympic Wood Protector Cedar Solid Exterior Wood Stain and Sealer, 1 Gallon From $34.94
From$3494
Olympic Wood Protector Cedar Solid Exterior Wood Stain and Sealer, 1 Gallon
3054.3 out of 5 Stars. 305 reviews
Eco Advance Concrete/Masonry Siloxane Waterproofer, Liquid Concentrate, 16 oz $25.99
$2599
current price $25.99Eco Advance Concrete/Masonry Siloxane Waterproofer, Liquid Concentrate, 16 oz
84.9 out of 5 Stars. 8 reviews
Thompson's WaterSeal Transparent Wood Sealer, Natural Cedar, 1 Gallon From $25.94
From$2594
Thompson's WaterSeal Transparent Wood Sealer, Natural Cedar, 1 Gallon
2844.4 out of 5 Stars. 284 reviews
White, Zinsser HIDZ Multi-Purpose Primer & Sealer-373358, 1 gal $23.98 Was $40.90 $23.98/gl
Now$2398
current price Now $23.98, Was $40.90$40.90
$23.98/gl
White, Zinsser HIDZ Multi-Purpose Primer & Sealer-373358, 1 gal
604.8 out of 5 Stars. 60 reviews
Uni-Seal Max Concrete & Masonry Sealant - Water Based Siliconate, Clear, 1 Gal Residential Use, Standard Application $46.85
$4685
current price $46.85Uni-Seal Max Concrete & Masonry Sealant - Water Based Siliconate, Clear, 1 Gal Residential Use, Standard Application
Brick Sealer, Natural Finish, Concentrate Makes 1 Gallon From $18.99
2 options
Available in additional 2 optionsFrom$1899
Brick Sealer, Natural Finish, Concentrate Makes 1 Gallon
94.6 out of 5 Stars. 9 reviews
Ames Block & Wall Liquid Rubber Coating 5 Gallon
Ames Block & Wall Liquid Rubber Coating 5 Gallon
33.7 out of 5 Stars. 3 reviews
Olympic Wood Protector Cedar Semi-Transparent Exterior Wood Stain and Sealer, 1 Gallon From $34.94
From$3494
Olympic Wood Protector Cedar Semi-Transparent Exterior Wood Stain and Sealer, 1 Gallon
3694.4 out of 5 Stars. 369 reviews
GE Big Gaps & Cracks Insulating Foam, Pack of 1, Yellow 12 oz Can Was $19.00
6 options
Available in additional 6 optionsGE Big Gaps & Cracks Insulating Foam, Pack of 1, Yellow 12 oz Can
17554.4 out of 5 Stars. 1755 reviews
UGL Drylok Clear Natural Look Concrete Sealer - Acrylic Masonry Sealer - 1 Gal Exterior Wood Surfaces, UV-Resistant Formula $43.64
$4364
current price $43.64UGL Drylok Clear Natural Look Concrete Sealer - Acrylic Masonry Sealer - 1 Gal Exterior Wood Surfaces, UV-Resistant Formula
45 out of 5 Stars. 4 reviews
Siloxa-Tek 8500 Ready to Use - 1 Gallon Penetrating Concrete Sealer, Water and Salt . Clear, Water-Based DOT Approved Silane/Siloxane for Concrete, Brick, Masonry & Pavers $77.99
$7799
current price $77.99Siloxa-Tek 8500 Ready to Use - 1 Gallon Penetrating Concrete Sealer, Water and Salt . Clear, Water-Based DOT Approved Silane/Siloxane for Concrete, Brick, Masonry & Pavers
AQUA-X 11 Professional Grade Water-Based Concrete and Stone, Natural Finish 1 Gallon From $60.00
2 options
Available in additional 2 optionsFrom$6000
AQUA-X 11 Professional Grade Water-Based Concrete and Stone, Natural Finish 1 Gallon
834.8 out of 5 Stars. 83 reviews
Foundation Armor 5 Gallon AR350 Wet Look Concrete Sealer and Paver Sealer $224.99 Was $249.75
Now$22499
current price Now $224.99, Was $249.75$249.75
Foundation Armor 5 Gallon AR350 Wet Look Concrete Sealer and Paver Sealer
8625 out of 5 Stars. 862 reviews
MOROSO 35500 16 oz. Engine Block Sealant $29.03 Was $38.55
Now$2903
current price Now $29.03, Was $38.55$38.55
MOROSO 35500 16 oz. Engine Block Sealant
Olympic Waterguard 1 Gallon Clear Multi-Surface Waterproofing Sealer From $17.98
3 options
Available in additional 3 optionsFrom$1798
Olympic Waterguard 1 Gallon Clear Multi-Surface Waterproofing Sealer
644.5 out of 5 Stars. 64 reviews
Drylok 28915 Wet Look Concrete & Masonry Sealer $172.13
$17213
current price $172.13Drylok 28915 Wet Look Concrete & Masonry Sealer
23 out of 5 Stars. 2 reviews
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