Block Sealer

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 Quart From $49.77

Seal it Green Extreme Grout Sealer and Tile Sealant Heavy Duty Clear Stain Blocker Zero VOC Non Toxic Granite Sealer Quart
Sponsored
From$4977

Seal it Green Extreme Grout Sealer and Tile Sealant Heavy Duty Clear Stain Blocker Zero VOC Non Toxic Granite Sealer Quart

4 out of 5 Stars. 4 reviews
Save with
Walmart Plus

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

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
Sponsored
current price $96.65

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

Save with
Walmart Plus

Seal Spray Fire/Flame, Smoke, and Sound Block 23.4oz Gun Foam - Case Of 12 $134.99

Seal Spray Fire/Flame, Smoke, and Sound Block 23.4oz Gun Foam - Case Of 12
Sponsored
current price $134.99

Seal Spray Fire/Flame, Smoke, and Sound Block 23.4oz Gun Foam - Case Of 12

3.7 out of 5 Stars. 3 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

Stormdry Brick Sealer (1.5 Gallon) - Clear Exterior Brick, Stone, Concrete & Masonry Waterproofer - 25-Year Certified Waterproofing Protection Against Penetrating Damp
Sponsored
From$4499

Stormdry Brick Sealer (1.5 Gallon) - Clear Exterior Brick, Stone, Concrete & Masonry Waterproofer - 25-Year Certified Waterproofing Protection Against Penetrating Damp

4.4 out of 5 Stars. 35 reviews
Save with
Walmart Plus

Best seller KILZ 2® All-Purpose Interior/Exterior Water-Based Stainblocking Primer, Quart From $9.97

KILZ 2® All-Purpose Interior/Exterior Water-Based Stainblocking Primer, Quart
Available in additional 5 options
From$997

KILZ 2® All-Purpose Interior/Exterior Water-Based Stainblocking Primer, Quart

4.6 out of 5 Stars. 3803 reviews
Save with
Walmart Plus

MOROSO 35500 16 oz. Engine Block Sealant $38.66

MOROSO 35500 16 oz. Engine Block Sealant
current price $38.66

MOROSO 35500 16 oz. Engine Block Sealant

Clear-Seal, Seal-Krete Gloss Concrete Protective Sealer-607001, Gallon From $38.97

Clear-Seal, Seal-Krete Gloss Concrete Protective Sealer-607001, Gallon
Available in additional 2 options
From$3897

Clear-Seal, Seal-Krete Gloss Concrete Protective Sealer-607001, Gallon

4.3 out of 5 Stars. 243 reviews
Save with
Walmart Plus

Permatex 82180 Ultra Black RTV Silicone Gasket Maker - 1 Pack $15.51

Permatex 82180 Ultra Black RTV Silicone Gasket Maker - 1 Pack
current price $15.51

Permatex 82180 Ultra Black RTV Silicone Gasket Maker - 1 Pack

5 out of 5 Stars. 1 reviews

Best seller Olympic Quick Cover 1 Gallon Clear Exterior Wood Sealer $14.84 $14.84/gl

Olympic Quick Cover 1 Gallon Clear Exterior Wood Sealer
current price $14.84
$14.84/gl

Olympic Quick Cover 1 Gallon Clear Exterior Wood Sealer

4.5 out of 5 Stars. 136 reviews
Save with
Walmart Plus

500+ bought since yesterday GE Big Gaps & Cracks Insulating Foam, Pack of 1, Yellow 12 oz Can From $4.48

GE Big Gaps & Cracks Insulating Foam, Pack of 1, Yellow 12 oz Can
Available in additional 11 options
From$448

GE Big Gaps & Cracks Insulating Foam, Pack of 1, Yellow 12 oz Can

4.5 out of 5 Stars. 1708 reviews
Save with
Walmart Plus

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

Seal Spray Fire/Flame, Smoke, and Sound Block 23.4oz Gun Foam - Case Of 12, 1 Gun, 1 Can Of Cleaner
Sponsored
current price Now $174.99, Was $204.00

Seal Spray Fire/Flame, Smoke, and Sound Block 23.4oz Gun Foam - Case Of 12, 1 Gun, 1 Can Of Cleaner

Rain Guard Concrete Sealer Concentrate, Makes 2 Gallons, Natural Finish Waterproofer for Concrete Surfaces, Deep Penetrating Protection Against Water & Salt Damage From $17.09

Rain Guard Concrete Sealer Concentrate, Makes 2 Gallons, Natural Finish Waterproofer for Concrete Surfaces, Deep Penetrating Protection Against Water & Salt Damage
Sponsored
From$1709

Rain Guard Concrete Sealer Concentrate, Makes 2 Gallons, Natural Finish Waterproofer for Concrete Surfaces, Deep Penetrating Protection Against Water & Salt Damage

4.2 out of 5 Stars. 51 reviews

United Gilsonite Drylok Extreme Masonry Waterproofer Concrete Sealer $59.99

United Gilsonite Drylok Extreme Masonry Waterproofer Concrete Sealer
current price $59.99

United Gilsonite Drylok Extreme Masonry Waterproofer Concrete Sealer

4.2 out of 5 Stars. 21 reviews

50g/85g Automotive Gasket Sealant Liquid Gasket Sealer Car Engine Sealants Gasket-Free Resistance High Temperature Sealant From $5.39

50g/85g Automotive Gasket Sealant Liquid Gasket Sealer Car Engine Sealants Gasket-Free Resistance High Temperature Sealant
50g, variant on 50g/85g Automotive Gasket Sealant Liquid Gasket Sealer Car Engine Sealants Gasket-Free Resistance High Temperature Sealant
85g, variant on 50g/85g Automotive Gasket Sealant Liquid Gasket Sealer Car Engine Sealants Gasket-Free Resistance High Temperature Sealant
From$539

50g/85g Automotive Gasket Sealant Liquid Gasket Sealer Car Engine Sealants Gasket-Free Resistance High Temperature Sealant

Best seller Olympic Quick Cover 1 Gallon Clear Exterior Multi-Surface Sealer $13.84 $13.84/gl

Olympic Quick Cover 1 Gallon Clear Exterior Multi-Surface Sealer
current price $13.84
$13.84/gl

Olympic Quick Cover 1 Gallon Clear Exterior Multi-Surface Sealer

4.4 out of 5 Stars. 99 reviews
Save with
Walmart Plus

100+ bought since yesterday Würth 12oz Expanding Foam Sealant for Big Gaps up to 3 inches - Insulating Spray Foam From $4.48

Würth 12oz Expanding Foam Sealant for Big Gaps up to 3 inches - Insulating Spray Foam
Available in additional 6 options
From$448

Würth 12oz Expanding Foam Sealant for Big Gaps up to 3 inches - Insulating Spray Foam

4.5 out of 5 Stars. 1218 reviews
Save with
Walmart Plus

EDHITNR Engine Sealant Kit 40g with Application Tools, Automotive Motorcycle Gasket Sealer for Leak Repair, Waterproof Fast Drying Silicone Sealant for Engine Parts $6.89 Was $8.69

EDHITNR Engine Sealant Kit 40g with Application Tools, Automotive Motorcycle Gasket Sealer for Leak Repair, Waterproof Fast Drying Silicone Sealant for Engine Parts
current price Now $6.89, Was $8.69

EDHITNR Engine Sealant Kit 40g with Application Tools, Automotive Motorcycle Gasket Sealer for Leak Repair, Waterproof Fast Drying Silicone Sealant for Engine Parts

Quikrete Mortar Repair 10 Oz Pack of 1

Quikrete Mortar Repair 10 Oz Pack of 1
Available in additional 2 options

Quikrete Mortar Repair 10 Oz Pack of 1

4.8 out of 5 Stars. 17 reviews

Stormdry Brick Sealer (1 Quart) - Clear Brick, Stone, Concrete & Masonry Waterproofer - 25-Year Certified Waterproofing Protection Against Penetrating Damp From $44.99

Stormdry Brick Sealer (1 Quart) - Clear Brick, Stone, Concrete & Masonry Waterproofer - 25-Year Certified Waterproofing Protection Against Penetrating Damp
Available in additional 2 options
From$4499

Stormdry Brick Sealer (1 Quart) - Clear Brick, Stone, Concrete & Masonry Waterproofer - 25-Year Certified Waterproofing Protection Against Penetrating Damp

4.4 out of 5 Stars. 35 reviews
Save with
Walmart Plus

KILZ 3 Premium Multi-purpose Interior/Exterior Wall and Ceiling Primer - Water-Based 1 Gallon From $14.97

KILZ 3 Premium Multi-purpose Interior/Exterior Wall and Ceiling Primer - Water-Based 1 Gallon
Available in additional 3 options
From$1497

KILZ 3 Premium Multi-purpose Interior/Exterior Wall and Ceiling Primer - Water-Based 1 Gallon

4.7 out of 5 Stars. 1442 reviews
Save with
Walmart Plus

Rainguard Water Sealers Brick Sealer, Penetrating Protection Against Rain and Moisture Damage, For All Brick and Mortar Surfaces, Silane/Siloxane Waterproofer, Natural Finish, Makes 1 Gallon From $18.99

Rainguard Water Sealers Brick Sealer, Penetrating Protection Against Rain and Moisture Damage, For All Brick and Mortar Surfaces, Silane/Siloxane Waterproofer, Natural Finish, Makes 1 Gallon
Sponsored
From$1899

Rainguard Water Sealers Brick Sealer, Penetrating Protection Against Rain and Moisture Damage, For All Brick and Mortar Surfaces, Silane/Siloxane Waterproofer, Natural Finish, Makes 1 Gallon

4.6 out of 5 Stars. 9 reviews

Rainguard Brick Sealer - Ready to Use Penetrating Water-Based Silane Siloxane Waterproofer for Brick, Mortar & Masonry - Water and Salt Repellent - Natural Finish, 1 Gallon From $17.62

Rainguard Brick Sealer - Ready to Use Penetrating Water-Based Silane Siloxane Waterproofer for Brick, Mortar & Masonry - Water and Salt Repellent - Natural Finish, 1 Gallon
Sponsored
From$1762

Rainguard Brick Sealer - Ready to Use Penetrating Water-Based Silane Siloxane Waterproofer for Brick, Mortar & Masonry - Water and Salt Repellent - Natural Finish, 1 Gallon

4.9 out of 5 Stars. 7 reviews

GE Gaps & Cracks Insulating Foam, Pack of 1, Yellow 12 oz Can From $4.48

GE Gaps & Cracks Insulating Foam, Pack of 1, Yellow 12 oz Can
Available in additional 6 options
From$448

GE Gaps & Cracks Insulating Foam, Pack of 1, Yellow 12 oz Can

4.4 out of 5 Stars. 1178 reviews
Save with
Walmart Plus

Best seller WaterGuard 11 oz. Clear Exterior Waterproofing Wood Sealer Spray From $6.48

WaterGuard 11 oz. Clear Exterior Waterproofing Wood Sealer Spray
Available in additional 3 options
From$648

WaterGuard 11 oz. Clear Exterior Waterproofing Wood Sealer Spray

4.5 out of 5 Stars. 74 reviews
Save with
Walmart Plus

MasonryDefender Brick, Stone & Concrete Sealer - Transparent Waterproof Masonry Sealer - 2.5 Gallon $83.98

MasonryDefender Brick, Stone & Concrete Sealer - Transparent Waterproof Masonry Sealer - 2.5 Gallon
current price $83.98

MasonryDefender Brick, Stone & Concrete Sealer - Transparent Waterproof Masonry Sealer - 2.5 Gallon

4 out of 5 Stars. 1 reviews

Best seller Thompson's WaterSeal Transparent Wood Sealer, Chestnut Brown, 1 Gallon From $29.94

Thompson's WaterSeal Transparent Wood Sealer, Chestnut Brown, 1 Gallon
Available in additional 2 options
From$2994

Thompson's WaterSeal Transparent Wood Sealer, Chestnut Brown, 1 Gallon

4.5 out of 5 Stars. 275 reviews
Save with
Walmart Plus

Rainguard Brick Sealer Spray, Penetrating Water-Based Silane Siloxane Waterproofer, Water & Salt Repellent for Brick, Mortar & Masonry, Natural Finish, Ready to Use, 16 Oz From $17.62

Rainguard Brick Sealer Spray, Penetrating Water-Based Silane Siloxane Waterproofer, Water & Salt Repellent for Brick, Mortar & Masonry, Natural Finish, Ready to Use, 16 Oz
Available in additional 4 options
From$1762

Rainguard Brick Sealer Spray, Penetrating Water-Based Silane Siloxane Waterproofer, Water & Salt Repellent for Brick, Mortar & Masonry, Natural Finish, Ready to Use, 16 Oz

4.9 out of 5 Stars. 7 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 $17.09

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
Available in additional 5 options
From$1709

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

4.2 out of 5 Stars. 51 reviews

Ames Block & Wall Liquid Rubber Coating 5 Gallon Was $203.57

Ames Block & Wall Liquid Rubber Coating 5 Gallon

Ames Block & Wall Liquid Rubber Coating 5 Gallon

3.7 out of 5 Stars. 3 reviews

Quikrete Gray Mortar Sealant 5.5 oz $9.15 Was $36.47

Quikrete Gray Mortar Sealant 5.5 oz
current price Now $9.15, Was $36.47

Quikrete Gray Mortar Sealant 5.5 oz

4.8 out of 5 Stars. 12 reviews

Sprayman Fire Block Gun Foam Sealant 20oz- 12 Pack Set From $25.99

Sprayman Fire Block Gun Foam Sealant 20oz- 12 Pack Set
Sponsored
From$2599

Sprayman Fire Block Gun Foam Sealant 20oz- 12 Pack Set

Olympic Wood Protector Cedar Solid Exterior Wood Stain and Sealer, 1 Gallon From $34.94

Olympic Wood Protector Cedar Solid Exterior Wood Stain and Sealer, 1 Gallon
From$3494

Olympic Wood Protector Cedar Solid Exterior Wood Stain and Sealer, 1 Gallon

4.3 out of 5 Stars. 313 reviews
Save with
Walmart Plus

1 gal UGL 27513 White Drylok Original Concrete & Masonry Waterproofer $56.37

1 gal UGL 27513 White Drylok Original Concrete & Masonry Waterproofer
current price $56.37

1 gal UGL 27513 White Drylok Original Concrete & Masonry Waterproofer

4.7 out of 5 Stars. 16 reviews

UGL - Drylok - Gray -Basement & Masonry Waterproofer - for Stopping Water Leaks & Dampness - Interior - Exterior Latex Base - Sandy Texture, Tintable 1 Gallon $52.81

UGL - Drylok - Gray -Basement & Masonry Waterproofer - for Stopping Water Leaks & Dampness - Interior - Exterior Latex Base - Sandy Texture, Tintable 1 Gallon
current price $52.81

UGL - Drylok - Gray -Basement & Masonry Waterproofer - for Stopping Water Leaks & Dampness - Interior - Exterior Latex Base - Sandy Texture, Tintable 1 Gallon

4.3 out of 5 Stars. 11 reviews

Thompson's WaterSeal Transparent Wood Sealer, Desert Tan, 1 Gallon From $25.94

Thompson's WaterSeal Transparent Wood Sealer, Desert Tan, 1 Gallon
Desert Tan, variant on Thompson's WaterSeal Transparent Wood Sealer, Desert Tan, 1 Gallon
Natural Cedar, variant on Thompson's WaterSeal Transparent Wood Sealer, Desert Tan, 1 Gallon
From$2594

Thompson's WaterSeal Transparent Wood Sealer, Desert Tan, 1 Gallon

4.4 out of 5 Stars. 283 reviews
Save with
Walmart Plus

White, Zinsser HIDZ Multi-Purpose Primer & Sealer-373358, 1 gal $23.98 Was $40.90 $23.98/gl

White, Zinsser HIDZ Multi-Purpose Primer & Sealer-373358, 1 gal
current price Now $23.98, Was $40.90
$23.98/gl

White, Zinsser HIDZ Multi-Purpose Primer & Sealer-373358, 1 gal

4.8 out of 5 Stars. 63 reviews
Save with
Walmart Plus

GOODTAKE Polymer Cement & Concrete Waterproof Coating Concrete Sealer for Roof, Basement, Bathroom & Kitchen Fast-Curing, Permanent Waterproof Repair for Concrete & Masonry - 16 oz (500 ml) $27.99

GOODTAKE Polymer Cement & Concrete Waterproof Coating  Concrete Sealer for Roof, Basement, Bathroom & Kitchen  Fast-Curing, Permanent Waterproof Repair for Concrete & Masonry - 16 oz (500 ml)
current price $27.99

GOODTAKE Polymer Cement & Concrete Waterproof Coating Concrete Sealer for Roof, Basement, Bathroom & Kitchen Fast-Curing, Permanent Waterproof Repair for Concrete & Masonry - 16 oz (500 ml)

United Gilsonite Lab Drylok Concrete Sealer Protector - Pack of 8 $1,832.12

United Gilsonite Lab Drylok Concrete Sealer Protector - Pack of 8
current price $1,832.12

United Gilsonite Lab Drylok Concrete Sealer Protector - Pack of 8

Drylok Clear Latex Masonry Waterproof Sealer 1 gal. $50.79

Drylok Clear Latex Masonry Waterproof Sealer 1 gal.
current price $50.79

Drylok Clear Latex Masonry Waterproof Sealer 1 gal.

5 out of 5 Stars. 1 reviews

Uni-Seal Max Concrete & Masonry Sealant - Water Based Siliconate, Clear, 1 Gal Residential Use, Standard Application $46.85

Uni-Seal Max Concrete & Masonry Sealant - Water Based Siliconate, Clear, 1 Gal  Residential Use, Standard Application
current price $46.85

Uni-Seal Max Concrete & Masonry Sealant - Water Based Siliconate, Clear, 1 Gal Residential Use, Standard Application

Zinsser B-I-N Advanced Clear Odor Blocking Sealer for All Surfaces, 1 gal - Case of 2 $97.21

Zinsser  B-I-N Advanced Clear Odor Blocking Sealer for All Surfaces, 1 gal - Case of 2
current price $97.21

Zinsser B-I-N Advanced Clear Odor Blocking Sealer for All Surfaces, 1 gal - Case of 2

Eco Advance Concrete/Masonry Siloxane Waterproofer, Liquid Concentrate, 16 oz $25.99

Eco Advance Concrete/Masonry Siloxane Waterproofer, Liquid Concentrate, 16 oz
current price $25.99

Eco Advance Concrete/Masonry Siloxane Waterproofer, Liquid Concentrate, 16 oz

4.9 out of 5 Stars. 8 reviews

GE Big Gaps & Cracks Insulating Foam, Pack of 1, Yellow 12 oz Can Was $19.00

GE Big Gaps & Cracks Insulating Foam, Pack of 1, Yellow 12 oz Can
Available in additional 6 options

GE Big Gaps & Cracks Insulating Foam, Pack of 1, Yellow 12 oz Can

4.4 out of 5 Stars. 1752 reviews

DOMINATOR Stone Plus Gloss Satin Stone Sealer, Clay Brick Sealer, Acrylic Water Based, 1 gal From $75.05

DOMINATOR Stone Plus Gloss Satin Stone Sealer, Clay Brick Sealer, Acrylic Water Based, 1 gal
Available in additional 3 options
From$7505

DOMINATOR Stone Plus Gloss Satin Stone Sealer, Clay Brick Sealer, Acrylic Water Based, 1 gal

4.8 out of 5 Stars. 391 reviews

United Gilsonite White Masonry Waterproofer Industrial Sealant, 42 lbs $169.00

United Gilsonite White Masonry Waterproofer Industrial Sealant, 42 lbs
current price $169.00

United Gilsonite White Masonry Waterproofer Industrial Sealant, 42 lbs

United Gilsonite Lab Drylok Concrete Sealer Protector - Pack of 6 $1,463.79

United Gilsonite Lab Drylok Concrete Sealer Protector - Pack of 6
current price $1,463.79

United Gilsonite Lab Drylok Concrete Sealer Protector - Pack of 6

United Gilsonite Lab Drylok Clear Floor & Wall Masonry Waterproofer - Pack of 12 $2,974.45

United Gilsonite Lab Drylok Clear Floor & Wall Masonry Waterproofer - Pack of 12
current price $2,974.45

United Gilsonite Lab Drylok Clear Floor & Wall Masonry Waterproofer - Pack of 12

United Gilsonite Lab Drylok Concrete Sealer Protector - Single Pack $48.52

United Gilsonite Lab Drylok Concrete Sealer Protector - Single Pack
current price $48.52

United Gilsonite Lab Drylok Concrete Sealer Protector - Single Pack

Highly rated by customers

Related Products