🚀 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
L8,169
Hammerite Underbody Seal - Tin 1 Litre

Hammerite Underbody Seal - Tin 1 Litre

L3,269
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
L5,269
Holts Sealit Leak Repair 250ml, (Packing May Vary)

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

4.1
L4,909
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
L461
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
L7,859
Elmer's E904 Rubber Cement, Repositionable, 4 oz

Elmer's E904 Rubber Cement, Repositionable, 4 oz

4.5
L543
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
L3,619
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
L2,579
M-SEAL SANITARY WHITE PUTTY [50 GM] DP,Pack of 10

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

4.4
L594
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
L337
3M05220 Marine Adhesive/Sealant 5200 Fast Cure, 3 oz. / Whi

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

4.6
L2,929
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
L396
2 oz Eclectic Products 380100 Seal-All All Purpose Contact Adhesive

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

4.6
L1,249
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
L229
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
L1,569
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
L614
Eclectic Products 380112 4 Pack 2 oz Seal-all Adhesive, Clear

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

4.6
L2,229
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

L167
Hammerite HAM6711408 600ml Underbody Seal Aerosol

Hammerite HAM6711408 600ml Underbody Seal Aerosol

4.7
L241
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
L13,469
CommaUSA500M Underbody Seal, 500 ml

CommaUSA500M Underbody Seal, 500 ml

4.6
L1,709
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
L7,469
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
L87
Silverhook Black Heavy Duty Schutz/Underseal 1 Liter For Schutz Gun

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

4.9
L1,769
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
L4,319
Pidilite M-Seal Super, 10gm

Pidilite M-Seal Super, 10gm

1.0
L167
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
L313
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
L1,079
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
L529
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
L136
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
L457
Granville 0980 310ml Pu-Flex Sealer - Black

Granville 0980 310ml Pu-Flex Sealer - Black

5
L2,429
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
L649
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
L318
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
L1,229
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
L6,319
Pidlite White M-Seal Sanitary, 50gm -Pack of 02

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

3.6
L239
Seal-All 380011 Adhesive - 1 fl oz

Seal-All 380011 Adhesive - 1 fl oz

4.3
L1,139
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
L1,139
Prevest DenPro Fusion i-Seal Economy Pack (Pack of 4)

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

3.8
L1,809
Dow Corning 789 Weatherproofing Silicon Sealent,300 ML,Black

Dow Corning 789 Weatherproofing Silicon Sealent,300 ML,Black

4.0
L904
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
L634
M-Seal Regular Epoxy Compound, 75 gm

M-Seal Regular Epoxy Compound, 75 gm

L202
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

L694
M-Seal GP Regular 75 Grams

M-Seal GP Regular 75 Grams

L544
Granville 0979 310ml Auto Body Sealer

Granville 0979 310ml Auto Body Sealer

4.8
L1,359
Pidilite M Seal 100 gm (10 Pcs)

Pidilite M Seal 100 gm (10 Pcs)

4.3
L969
Pidilite M-Seal GP, 250gm

Pidilite M-Seal GP, 250gm

4.0
L380
Rectorseal 45317 Leak Sealer, 1.5 oz, Green

Rectorseal 45317 Leak Sealer, 1.5 oz, Green

4.1
L7,469
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)

L409
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
L1,179
3M Marine Adhesive/Sealant Fast Cure (White, 10 fl.oz)

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

4.4
L7,779
Prevest DenPro Fusion I-Seal 2 x 2gm

Prevest DenPro Fusion I-Seal 2 x 2gm

4.4
L198
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
L549
M-Seal Pidilite Clear RTV Silicon Sealant (25 gm)

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

4.3
L429
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

L110
Permatex 81158 Black Silicone Adhesive Sealant, 3 oz. Tube

Permatex 81158 Black Silicone Adhesive Sealant, 3 oz. Tube

4.5
L1,329
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
L619
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
L1,049
Flex Seal Liquid Jumbo 32 Ounce (Clear)

Flex Seal Liquid Jumbo 32 Ounce (Clear)

4.5
L8,149
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
L599
Flex Seal Liquid Large 16 Ounce (Black)

Flex Seal Liquid Large 16 Ounce (Black)

4.4
L6,639
M-Seal Clear RTV Silicone Sealant, High Temperature Adhesive (85g)

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

4.1
L222