Marine Epoxy

MAS epoxy resin and hardener bottles with pumps and mixing cups on a white background
Two orange kayaks standing vertically against a blue sky with white clouds.
Regular priceFrom $54.99
Rating: 4.8 out of 5
2:1 Premium Non-Blushing Marine Epoxy Kits
MAS Traditional Marine epoxy 38.4 oz kit with slow hardener
Boat kitchen
Regular priceFrom $49.99
Rating: 4.8 out of 5
5:1 Traditional Marine Epoxy Kits
1 gallon MAS Flag Epoxy
marine epoxy
Regular priceFrom $42.99
Rating: 4.7 out of 5
2:1 Premium Marine FLAG Epoxy Resin
A white plastic container with a blue lid labeled 'MAS' and 'LV' for Low Viscosity Epoxy Resin.
White yacht on water with a clear sky
Regular priceFrom $37.99
Rating: 4.6 out of 5
2:1 Premium Marine LV Epoxy Resin (Low Viscosity)
1 gallon slow epoxy hardener
2:1 Premium Marine Non-Blushing Slow Hardener
Regular priceFrom $32.99
Rating: 4.7 out of 5
2:1 Premium Marine Non-Blushing Slow Hardener
1 gallon medium epoxy hardener
Five wooden kayaks of varying lengths mounted on a wall.
Regular priceFrom $32.99
Rating: 4.9 out of 5
2:1 Premium Marine Non-Blushing Medium Hardener
1 pint MAS Fast Epoxy Hardener
Wooden teardrop camper trailer with a door open, parked on a grassy area.
Regular priceFrom $32.99
Rating: 4.3 out of 5
2:1 Premium Marine Non-Blushing Fast Hardener
5 to 1 Traditional Marine Resin 1 Gallon
Close-up of a wooden boat with a maroon hull and wooden deck at a marina.
Regular priceOn Sale from $29.99
Rating: 4.7 out of 5
5:1 Traditional Marine Epoxy Resin
Up to -25%
5 to 1 520 Slow Marine Hardener 1 Gallon
Boat kitchen
Regular priceOn Sale from $16.49
Rating: 4.4 out of 5
5:1 Traditional Marine Epoxy 520 Slow Hardener
Up to -25%
Mixing Cups
Mixing Cups
Regular priceOn Sale from $5.99
Rating: 4.8 out of 5
Mixing Cups
Up to -33%
Cell-O-Fill
cell o fill filler for marine and woodworking use
Regular priceOn Sale from $9.99
Rating: 5.0 out of 5
Cell-O-Fill Low Density Structural Filler
Up to -15%
1 quart wood flour
MAS wood flour wood filler
Regular priceOn Sale from $13.59
Rating: 4.8 out of 5
Wood Flour Structural Wood Filler
Up to -30%

Marine Epoxy Selection Guide

Marine Epoxy Solutions for Every Project

MAS Epoxies’ trusted line of marine epoxy products are crafted to deliver professional-grade strength, durability, and water resistance - without the premium price tag. Whether you're building a new boat, repairing damaged fiberglass, or sealing wood for long-term protection, our epoxy systems are engineered to perform in even the most demanding marine conditions - above and below the waterline.