🚀 We’re in Beta!

Meet our new design. Everything works as usual, but if anything feels off, give us a ping.

Your Trusted Source for Addseal

Find your favorites among our trusted selection of Addseal must-haves.

Leak Saver Direct Inject AC Leak Sealer 3-Pack | AC Stop Leak for Most HVAC Systems Up to 5 Tons | Works with All Systems & AC Refrigerants | Made in The USA

Leak Saver Direct Inject AC Leak Sealer 3-Pack | AC Stop Leak for Most HVAC Systems Up to 5 Tons | Works with All Systems & AC Refrigerants | Made in The USA

4.2
Sh459,919
Hammerite Underbody Seal - Tin 1 Litre

Hammerite Underbody Seal - Tin 1 Litre

Sh176,829
Rectorseal 45316 AC Freeze PRO Nano Leak Sealer, 1.5 oz, Blue

Rectorseal 45316 AC Freeze PRO Nano Leak Sealer, 1.5 oz, Blue

3.9
Sh285,169
Holts Sealit Leak Repair 250ml, (Packing May Vary)

Holts Sealit Leak Repair 250ml, (Packing May Vary)

4.1
Sh231,339
Diversitech Master Care Leak Armor, HVAC/R Leak Sealant 2oz Permanently Seals and Prevents Leaks in A/C and Refrigeration Systems from 1.5 to 5 Tons

Diversitech Master Care Leak Armor, HVAC/R Leak Sealant 2oz Permanently Seals and Prevents Leaks in A/C and Refrigeration Systems from 1.5 to 5 Tons

3.9
Sh375,799
Pidilite M Seal ezyseal sanitary white epoxy putty Flexible Sealant Multi-Purpose Adhesive Epoxy Putty Repair Putty-85g Northwoods

Pidilite M Seal ezyseal sanitary white epoxy putty Flexible Sealant Multi-Purpose Adhesive Epoxy Putty Repair Putty-85g Northwoods

3.4
Sh23,569
Elmer's E904 Rubber Cement, Repositionable, 4 oz

Elmer's E904 Rubber Cement, Repositionable, 4 oz

4.5
Sh59,277
Tetroseal Aerosol Underbody Sealant x2 Car Underseal Spray 500ml Seal Protection Spray Simple black finish with a long lasting protective coating

Tetroseal Aerosol Underbody Sealant x2 Car Underseal Spray 500ml Seal Protection Spray Simple black finish with a long lasting protective coating

3.7
Sh139,019
Great StuffBig Gap Filler Insulating Foam Sealant with Quick Stop Straw, 16-Ounce 2-Pack

Great StuffBig Gap Filler Insulating Foam Sealant with Quick Stop Straw, 16-Ounce 2-Pack

4.4
Sh194,749
M-SEAL SANITARY WHITE PUTTY [50 GM] DP,Pack of 10

M-SEAL SANITARY WHITE PUTTY [50 GM] DP,Pack of 10

4.4
Sh26,369
Pidilite Industries Ltd. Pidilite M-Seal ezyseal all purpose elastomeric sealent for Sealing Cracks, Holes, and Gaps in Home and Garden Applications-85g Northwoods

Pidilite Industries Ltd. Pidilite M-Seal ezyseal all purpose elastomeric sealent for Sealing Cracks, Holes, and Gaps in Home and Garden Applications-85g Northwoods

3.6
Sh16,809
3M05220 Marine Adhesive/Sealant 5200 Fast Cure, 3 oz. / Whi

3M05220 Marine Adhesive/Sealant 5200 Fast Cure, 3 oz. / Whi

4.6
Sh158,899
Pidilite M-Seal ezyseal clear tranparent,Multipurpose sealant,Crack filler,Hole filler,Gap filler,Repair sealant-85g Northwoods

Pidilite M-Seal ezyseal clear tranparent,Multipurpose sealant,Crack filler,Hole filler,Gap filler,Repair sealant-85g Northwoods

3.5
Sh20,049
2 oz Eclectic Products 380100 Seal-All All Purpose Contact Adhesive

2 oz Eclectic Products 380100 Seal-All All Purpose Contact Adhesive

4.6
Sh43,829
Pidilite M-Seal Phataphat Fast Curing Epoxy Compound Putty Sealant Adhesive For Leakage, Bonding, Gap Filling and Repairing (90 Grams)

Pidilite M-Seal Phataphat Fast Curing Epoxy Compound Putty Sealant Adhesive For Leakage, Bonding, Gap Filling and Repairing (90 Grams)

4.3
Sh10,929
Pack of 8 White Seal Putty Waterproof Duct Seal Repair Sealing Clay, Quick Mending Mud for Drain Connection, Wall Hole, Air Conditioning Hole

Pack of 8 White Seal Putty Waterproof Duct Seal Repair Sealing Clay, Quick Mending Mud for Drain Connection, Wall Hole, Air Conditioning Hole

3.9
Sh73,119
Loctite General Purpose GP silicone sealant (Black), indoor and outdoor use, waterproofing for floor, walls, roof, silicone adhesive, tiles grout, bathroom, kitchen use, 280 ml

Loctite General Purpose GP silicone sealant (Black), indoor and outdoor use, waterproofing for floor, walls, roof, silicone adhesive, tiles grout, bathroom, kitchen use, 280 ml

3.4
Sh27,649
Eclectic Products 380112 4 Pack 2 oz Seal-all Adhesive, Clear

Eclectic Products 380112 4 Pack 2 oz Seal-all Adhesive, Clear

4.6
Sh112,869
SEALANT Silver Seal for CAR & Truck Coolers Engine Blocks and Heads High Quality 20g TECHNICQLL New

SEALANT Silver Seal for CAR & Truck Coolers Engine Blocks and Heads High Quality 20g TECHNICQLL New

Sh18,278
Hammerite HAM6711408 600ml Underbody Seal Aerosol

Hammerite HAM6711408 600ml Underbody Seal Aerosol

4.7
Sh11,609
IDEALSEAL Compatible Replacement Sealing Solution for PB 608-0 E-Z Seal Sealing Solution - Compatible Postage Meter and Tape Shooter Sealing Solution Pack of 4 1/2 Gallon Containers + Free Pump

IDEALSEAL Compatible Replacement Sealing Solution for PB 608-0 E-Z Seal Sealing Solution - Compatible Postage Meter and Tape Shooter Sealing Solution Pack of 4 1/2 Gallon Containers + Free Pump

3.7
Sh856,499
CommaUSA500M Underbody Seal, 500 ml

CommaUSA500M Underbody Seal, 500 ml

4.6
Sh92,239
TetrosealAerosol Underbody Sealant x4 Car Underseal Spray 500ml Seal Protection Spray Simple black finish with a long lasting protective coating

TetrosealAerosol Underbody Sealant x4 Car Underseal Spray 500ml Seal Protection Spray Simple black finish with a long lasting protective coating

4
Sh408,159
Catron Waterproof Crack Seal Agent Universal Adhesives 300g, DIY Waterproofing for Home Use, Tile Grout and Sealant for Tiles, Concrete, Metal, PVC, Wood, Suitable for Wet & Damp areas

Catron Waterproof Crack Seal Agent Universal Adhesives 300g, DIY Waterproofing for Home Use, Tile Grout and Sealant for Tiles, Concrete, Metal, PVC, Wood, Suitable for Wet & Damp areas

3.4
Sh9,561
Silverhook Black Heavy Duty Schutz/Underseal 1 Liter For Schutz Gun

Silverhook Black Heavy Duty Schutz/Underseal 1 Liter For Schutz Gun

4.9
Sh95,589
Pidilite M-Seal Super, 10gm

Pidilite M-Seal Super, 10gm

1.0
Sh6,569
Sika Polysulphide pour grade, Two component polysulphide sealant for horizontal expansion joints, 4kg

Sika Polysulphide pour grade, Two component polysulphide sealant for horizontal expansion joints, 4kg

4.0
Sh222,969
Pidilite M-Seal Ezyseal All Purpose Elastomeric Sealant- For Fixing Cracks, Holes & Gaps at Home 85Gram

Pidilite M-Seal Ezyseal All Purpose Elastomeric Sealant- For Fixing Cracks, Holes & Gaps at Home 85Gram

4.0
Sh15,479
Pidilite M-Seal Regular Epoxy Compound - Pack of 6 (90 g Each)

Pidilite M-Seal Regular Epoxy Compound - Pack of 6 (90 g Each)

4.2
Sh55,409
Pidilite M-Seal Regular Epoxy Compound Adhesive (Putty) 1Kg & Pidilite D-Klog Drain Cleaner Powder (40g x 5N)

Pidilite M-Seal Regular Epoxy Compound Adhesive (Putty) 1Kg & Pidilite D-Klog Drain Cleaner Powder (40g x 5N)

4.4
Sh14,970
Kenco Sealer - Reduces Liquid Leaks and Spills - with Easy Pull Tab! Made in The USA (1 1/4" X 6", 1 Pack)

Kenco Sealer - Reduces Liquid Leaks and Spills - with Easy Pull Tab! Made in The USA (1 1/4" X 6", 1 Pack)

1
Sh57,424
GREENARTZ 50ml Resi-Bond Silicone Waterproof multipurpose sealant creates protective seal ideal for metal, glass, rubber, tile,used indoors and outdoors, aquarium safe(fresh and salt water)

GREENARTZ 50ml Resi-Bond Silicone Waterproof multipurpose sealant creates protective seal ideal for metal, glass, rubber, tile,used indoors and outdoors, aquarium safe(fresh and salt water)

3.6
Sh23,379
Granville 0980 310ml Pu-Flex Sealer - Black

Granville 0980 310ml Pu-Flex Sealer - Black

5
Sh133,129
A.Sharif Pidilite M-Seal Regular Epoxy Compound (250 g Each) - Pack of 2

A.Sharif Pidilite M-Seal Regular Epoxy Compound (250 g Each) - Pack of 2

5.0
Sh33,779
Sikadur 20 Crack Seal, Epoxy resin for sealing non structural crack in concrete, 160ml

Sikadur 20 Crack Seal, Epoxy resin for sealing non structural crack in concrete, 160ml

3.8
Sh13,639
MSEAL Pidilite M-Seal PHATAPHAT Fast Curing EPOXY Compound 4 x 25g

MSEAL Pidilite M-Seal PHATAPHAT Fast Curing EPOXY Compound 4 x 25g

4.3
Sh50,509
Nu-Calgon 4050-11 EasySeal Direct Inject-UV Dye Refrigerant Leak Sealant, One Size Treats Systems 2 to 7.5 Tons

Nu-Calgon 4050-11 EasySeal Direct Inject-UV Dye Refrigerant Leak Sealant, One Size Treats Systems 2 to 7.5 Tons

4.3
Sh341,199
Seal-All 380011 Adhesive - 1 fl oz

Seal-All 380011 Adhesive - 1 fl oz

4.3
Sh44,489
Pidlite White M-Seal Sanitary, 50gm -Pack of 02

Pidlite White M-Seal Sanitary, 50gm -Pack of 02

3.6
Sh11,469
Pidilite M-Seal Phataphat Multi-Purpose Sealant - Pack of 10 (100 g Each)

Pidilite M-Seal Phataphat Multi-Purpose Sealant - Pack of 10 (100 g Each)

4.3
Sh58,789
Prevest DenPro Fusion i-Seal Economy Pack (Pack of 4)

Prevest DenPro Fusion i-Seal Economy Pack (Pack of 4)

3.8
Sh84,839
Dow Corning 789 Weatherproofing Silicon Sealent,300 ML,Black

Dow Corning 789 Weatherproofing Silicon Sealent,300 ML,Black

4.0
Sh41,209
AANIJ Pioneer Elastoseal High Grade Waterproofing Sealant | Non Sag. | Works on Wet Surface | Long Lasting 85 gm Pack of 3

AANIJ Pioneer Elastoseal High Grade Waterproofing Sealant | Non Sag. | Works on Wet Surface | Long Lasting 85 gm Pack of 3

4.2
Sh32,859
M-Seal Regular Epoxy Compound, 75 gm

M-Seal Regular Epoxy Compound, 75 gm

Sh9,459
PIDILITE M Seal Home Plumbing Kit (3 Mseal Regular Compound, 3 Sanitary White Epoxy Putty, 2 PTFE Tape) - Assorted

PIDILITE M Seal Home Plumbing Kit (3 Mseal Regular Compound, 3 Sanitary White Epoxy Putty, 2 PTFE Tape) - Assorted

Sh36,149
M-Seal GP Regular 75 Grams

M-Seal GP Regular 75 Grams

Sh28,119
Granville 0979 310ml Auto Body Sealer

Granville 0979 310ml Auto Body Sealer

4.8
Sh73,089
Pidilite M Seal 100 gm (10 Pcs)

Pidilite M Seal 100 gm (10 Pcs)

4.3
Sh50,839
Pidilite M-Seal GP, 250gm

Pidilite M-Seal GP, 250gm

4.0
Sh19,159
Rectorseal 45317 Leak Sealer, 1.5 oz, Green

Rectorseal 45317 Leak Sealer, 1.5 oz, Green

4.1
Sh411,019
M-Seal Sanitary White Putty for Plumbing, Auto Work - Pack of 3 (200 g Each)

M-Seal Sanitary White Putty for Plumbing, Auto Work - Pack of 3 (200 g Each)

Sh20,759
PIDILITE M-Seal Sanitary White Putty for Plumbing, Auto Work - Pack of 5 (200 g Each)

PIDILITE M-Seal Sanitary White Putty for Plumbing, Auto Work - Pack of 5 (200 g Each)

4.3
Sh61,869
3M Marine Adhesive/Sealant Fast Cure (White, 10 fl.oz)

3M Marine Adhesive/Sealant Fast Cure (White, 10 fl.oz)

4.4
Sh423,469
Prevest DenPro Fusion I-Seal 2 x 2gm

Prevest DenPro Fusion I-Seal 2 x 2gm

4.4
Sh9,209
Pidilite M-Seal Ezyseal All Purpose Elastomeric Sealant- For Fixing Cracks, Holes & Gaps at Home & Kitchen-85g Northwoods

Pidilite M-Seal Ezyseal All Purpose Elastomeric Sealant- For Fixing Cracks, Holes & Gaps at Home & Kitchen-85g Northwoods

2.6
Sh28,439
M-Seal Pidilite Clear RTV Silicon Sealant (25 gm)

M-Seal Pidilite Clear RTV Silicon Sealant (25 gm)

4.3
Sh21,849
Wriniey Waterproof Crack Seal Agent Universal Adhesives 300g, DIY Waterproofing for Home Use, Tile Grout and Sealant for Tiles, Concrete, Metal, PVC, Wood, Suitable for Wet & Damp areas

Wriniey Waterproof Crack Seal Agent Universal Adhesives 300g, DIY Waterproofing for Home Use, Tile Grout and Sealant for Tiles, Concrete, Metal, PVC, Wood, Suitable for Wet & Damp areas

Sh11,257
Permatex 81158 Black Silicone Adhesive Sealant, 3 oz. Tube

Permatex 81158 Black Silicone Adhesive Sealant, 3 oz. Tube

4.5
Sh71,619
Pidilite M-Seal Regular Epoxy Compound Adhesive (Putty) 1Kg+M-Seal Phataphat Fast Curing Epoxy Compound Putty Sealant Adhesive For Leakage, Bonding, Gap Filling and Repairing - 100 Grams

Pidilite M-Seal Regular Epoxy Compound Adhesive (Putty) 1Kg+M-Seal Phataphat Fast Curing Epoxy Compound Putty Sealant Adhesive For Leakage, Bonding, Gap Filling and Repairing - 100 Grams

3.9
Sh32,069
DR. FIXIT Roofseal Classic 1 Ltr, DIY Waterproofing Repair Solution for Roof, Terrace of Homes, Stops Seepage, Reduces Temperature

DR. FIXIT Roofseal Classic 1 Ltr, DIY Waterproofing Repair Solution for Roof, Terrace of Homes, Stops Seepage, Reduces Temperature

4.1
Sh55,169
Flex Seal Liquid Jumbo 32 Ounce (Clear)

Flex Seal Liquid Jumbo 32 Ounce (Clear)

4.5
Sh443,379
Generic M-Seal Sanitary White Epoxy Putty 200 Grams (Pack of 2)

Generic M-Seal Sanitary White Epoxy Putty 200 Grams (Pack of 2)

3.6
Sh31,029
Flex Seal Liquid Large 16 Ounce (Black)

Flex Seal Liquid Large 16 Ounce (Black)

4.4
Sh315,909
M-Seal Clear RTV Silicone Sealant, High Temperature Adhesive (85g)

M-Seal Clear RTV Silicone Sealant, High Temperature Adhesive (85g)

4.1
Sh10,549