Shop Composites

View all
10oz Fiberglass Cloth Full Roll

Fiberglass

5.7oz Plain Weave Carbon Fiber

Carbon Fiber

1 gallon white jug of Silmar 249 clear polyester surfboard resin, blue Boat Suppliers label with UV inhibitor and danger warnings.

Resins

Peel Ply Release Fabric

Vacuum Bagging

Boat Suppliers two-part urethane pour foam kit, metal Part A and Part B cans with a cured tan rigid foam mushroom sample between them.

Foam & Core Materials

Economy Fiberglass Roller

Fiberglass Tools

First Quality Materials

Shop Fiberglass Fabrics

View all
1708 Biaxial Fiberglass1708 Biaxial Fiberglass Fabric
Boat Suppliers

1708 Biaxial Fiberglass

$9.95 USD
$9.95 USD
$9.95 yd

Width
Length
1.5oz Fiberglass Chopped Strand Mat1 1/2 oz Chopped Strand Mat
Boat Suppliers

1.5oz Fiberglass Chopped Strand Mat

$4.62 USD
$4.62 USD
$4.62 yd

Width
Length
4oz Fiberglass Cloth4oz Woven Fiberglass Cloth
Boat Suppliers

4oz Fiberglass E Cloth

$5.96 USD
$5.96 USD
$5.96 yd

Width
Length
6oz Fiberglass Cloth6oz Fiberglass Cloth Full Roll
Boat Suppliers

6oz Fiberglass E Cloth

$7.54 USD
$7.54 USD $7.54 USD
$7.54 yd

Width
Length
Boat Suppliers Epoxy Resin KitBoat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers epoxy kit with 1 gallon Part A thin clear resin and 64 fl oz Part B slow epoxy hardener bottles.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers thin clear epoxy resin kit, 64 fl oz Part A laminating resin jug with 32 fl oz Slow Epoxy Hardener Part B bottle.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers epoxy resin kit, 16 fl oz thin clear laminating resin Part A bottle beside 8 fl oz Slow Epoxy Hardener Part B.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers epoxy resin kit, 32 fl oz thin clear laminating resin Part A bottle with 16 fl oz Slow Epoxy Hardener Part B.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers bulk epoxy resin kit with slow hardener, five 1-gallon Part A resin jugs plus three Slow Epoxy Hardener Part B bottles.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers epoxy kit with medium hardener, 8 fl oz thin clear resin Part A beside 2.67 fl oz Medium Epoxy Hardener Part B.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers epoxy kit with medium hardener, 64 fl oz thin clear resin Part A jug and 21.3 fl oz Medium Epoxy Hardener Part B.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers epoxy kit with fast hardener, 16 fl oz thin clear resin Part A beside 4 fl oz Fast Epoxy Hardener Part B bottle.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers epoxy kit with fast hardener, 32 fl oz thin clear resin Part A jug and 8 fl oz orange Fast Epoxy Hardener Part B.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers epoxy kit with fast hardener, 1-gallon thin clear resin Part A jug and 32 fl oz orange Fast Epoxy Hardener Part B.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers bulk epoxy kit with fast hardener, five 1-gallon resin Part A jugs plus two orange Fast Epoxy Hardener Part B containers.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers epoxy kit with fast hardener, 1-gallon thin clear resin Part A jug beside 32 fl oz orange Fast Epoxy Hardener Part B.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers

Boat Suppliers Epoxy Resin Kit – Thin, Clear, with Hardener

$19.95 USD
$19.95 USD
$1.66 floz

Hardener Speed
Size

Shop Resins

View all
Boat Suppliers Epoxy Resin KitBoat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers epoxy kit with 1 gallon Part A thin clear resin and 64 fl oz Part B slow epoxy hardener bottles.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers thin clear epoxy resin kit, 64 fl oz Part A laminating resin jug with 32 fl oz Slow Epoxy Hardener Part B bottle.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers epoxy resin kit, 16 fl oz thin clear laminating resin Part A bottle beside 8 fl oz Slow Epoxy Hardener Part B.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers epoxy resin kit, 32 fl oz thin clear laminating resin Part A bottle with 16 fl oz Slow Epoxy Hardener Part B.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers bulk epoxy resin kit with slow hardener, five 1-gallon Part A resin jugs plus three Slow Epoxy Hardener Part B bottles.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers epoxy kit with medium hardener, 8 fl oz thin clear resin Part A beside 2.67 fl oz Medium Epoxy Hardener Part B.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers epoxy kit with medium hardener, 64 fl oz thin clear resin Part A jug and 21.3 fl oz Medium Epoxy Hardener Part B.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers epoxy kit with fast hardener, 16 fl oz thin clear resin Part A beside 4 fl oz Fast Epoxy Hardener Part B bottle.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers epoxy kit with fast hardener, 32 fl oz thin clear resin Part A jug and 8 fl oz orange Fast Epoxy Hardener Part B.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers epoxy kit with fast hardener, 1-gallon thin clear resin Part A jug and 32 fl oz orange Fast Epoxy Hardener Part B.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers bulk epoxy kit with fast hardener, five 1-gallon resin Part A jugs plus two orange Fast Epoxy Hardener Part B containers.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers epoxy kit with fast hardener, 1-gallon thin clear resin Part A jug beside 32 fl oz orange Fast Epoxy Hardener Part B.Boat Suppliers epoxy resin kit: 16 fl oz Part A thin clear resin bottle with 5.3 fl oz Part B medium hardener.
Boat Suppliers

Boat Suppliers Epoxy Resin Kit – Thin, Clear, with Hardener

$19.95 USD
$19.95 USD
$1.66 floz

Hardener Speed
Size
Marine-grade polyester layup resin in a 32 fl oz metal can with a small MEKP hardener bottle, blue Boat Suppliers label.One gallon jug of marine-grade polyester layup resin with included MEKP hardener bottle, blue Boat Suppliers label.
One gallon jug of marine-grade polyester layup resin with included MEKP hardener bottle, blue Boat Suppliers label.One gallon jug of marine-grade polyester layup resin with included MEKP hardener bottle, blue Boat Suppliers label.
Five one-gallon jugs of marine-grade polyester layup resin grouped together, the 5 gallon bulk quantity option.One gallon jug of marine-grade polyester layup resin with included MEKP hardener bottle, blue Boat Suppliers label.
Boat Suppliers

Marine-Grade Polyester Layup Resin with Hardener

$29.99 USD
$29.99 USD $34.99 USD
Sale

Size
Boat Suppliers Polyester Surfboard Resin Silmar 249 - 1 QuartBoat Suppliers Polyester Surfboard Resin Silmar 249 - 1 Gallon
Boat Suppliers Polyester Surfboard Resin Silmar 249 - 1 GallonBoat Suppliers Polyester Surfboard Resin Silmar 249 - 1 Gallon
Five 1 gallon white jugs of Silmar 249 clear polyester surfboard resin grouped together, each with a blue Boat Suppliers label.Boat Suppliers Polyester Surfboard Resin Silmar 249 - 1 Gallon
Boat Suppliers

Clear Polyester Surfboard Resin - Silmar 249 with Hardener

$24.95 USD
$24.95 USD
Size
Boat Suppliers Premium Vinyl Ester Resin - 1 QuartBoat Suppliers Vinyl Ester Resin - 1 Gallon Kit
Boat Suppliers Vinyl Ester Resin - 1 Gallon KitBoat Suppliers Vinyl Ester Resin - 1 Gallon Kit
Boat Suppliers Vinyl Ester Resin - 5 Gallon KitBoat Suppliers Vinyl Ester Resin - 1 Gallon Kit
Boat Suppliers

Premium Vinyl Ester Resin with Hardener

$34.95 USD
$34.95 USD

Size
West System 105 B Epoxy Resin - 0.98 GallonWest System 105 A Epoxy Resin
West System 105 A Epoxy ResinWest System 105 A Epoxy Resin
West System 105 Epoxy Resin - image 3West System 105 A Epoxy Resin
West System

West System 105 Epoxy Resin

$51.47 USD
$51.47 USD $59.19 USD
Sale

Size

Shop Carbon Fiber Fabrics

View all
5.7oz Plain Weave Carbon Fiber5.7oz 3K plain weave carbon fiber fabric on a cardboard core, showing the over-under checkerboard weave and cut edge.
Boat Suppliers

5.7oz 3K Plain Weave Carbon Fiber Fabric - 1st Quality

$49.50 USD
$49.50 USD $54.50 USD
$49.50 yd
Sale
Width
Length
5.7oz 3K carbon fiber fabric roll in 2x2 twill weave, black tows draped off a cardboard core with a frayed cut edge.Gloved hand holding 5.7oz 3K carbon fiber fabric, black 2x2 twill weave showing diagonal pattern and frayed cut edge.
Boat Suppliers

5.7oz 3K 2x2 Twill Weave Carbon Fiber Fabric - 1st Quality

$49.50 USD
$49.50 USD $54.50 USD
$49.50 yd
Sale
Width
Length
6oz x 50 inch wide 2x2 Twill Carbon Cloth - Stabilized Fabric6oz x 50 inch wide 2x2 Twill Stabilized Carbon Fiber
Boat Suppliers

6oz 3K 2x2 Twill Carbon Fiber Fabric – Stabilized

$52.50 USD
$52.50 USD $58.50 USD
$52.50 yd
Sale
Width
Length
8.3oz 3K 4x4 Twill Carbon Fiber Fabric - 1st Quality8.3oz 3K 4x4 Twill Carbon Fiber Fabric - 1st Quality - image 2
Boat Suppliers

8.3oz 3K 4x4 Twill Carbon Fiber Fabric - 1st Quality

$59.50 USD
$59.50 USD
$59.50 yd
Width
Length
11oz 6K 2x2 Twill Weave Carbon Fiber - 1st Quality11oz 6K 2x2 Twill Weave Carbon Fiber - 1st Quality
Boat Suppliers

11oz 6K 2x2 Twill Weave Carbon Fiber - 1st Quality

$54.50 USD
$54.50 USD
$54.50 yd
Width
Length

Marine Calculators

See All Boating Calculators

Our Blogs

See More
Spring Boat Fiberglass Repair: The Complete Inspection and Repair Checklist
Boat Hull Inspection DIY Boat Repair Fiberglass Repair Gelcoat Repair Marine Epoxy Seasonal Maintenance Spring Boat Maintenance
19 June 2026

Spring Boat Fiberglass Repair: The Complete I...

Complete spring boat fiberglass repair checklist: how to inspect your hull for cracks, blisters &...

Read More
19 June 2026

Spring Boat Fiberglass Repair: The Complete I...

Complete spring boat fiberglass repair checklist: how to inspect your hull for cracks, blisters &...

Read More
16 June 2026

How Much Fumed Silica to Add to Epoxy (Fillet...

Fumed silica turns runny epoxy into a non-sag fillet or bonding paste. How much to add for each c...

Read More
16 June 2026

How Much Fumed Silica to Add to Epoxy (Fillet...

Fumed silica turns runny epoxy into a non-sag fillet or bonding paste. How much to add for each c...

Read More
16 June 2026

Secondary Bonding: Which Resin Sticks to Cure...

Polyester won't chemically bond to fully cured laminate; epoxy will. How to spec the resin and pr...

Read More
16 June 2026

Secondary Bonding: Which Resin Sticks to Cure...

Polyester won't chemically bond to fully cured laminate; epoxy will. How to spec the resin and pr...

Read More
How to Winterize Fiberglass Boat: Complete Hull Protection Guide
Repair & Maintenance
12 June 2026

How to Winterize Fiberglass Boat: Complete Hu...

Expert guide on how to winterize fiberglass boat hulls with specific repair techniques, temperatu...

Read More
12 June 2026

How to Winterize Fiberglass Boat: Complete Hu...

Expert guide on how to winterize fiberglass boat hulls with specific repair techniques, temperatu...

Read More
Polyester Resin for Boat Repair: Orthophthalic vs Isophthalic Selection Guide
Buyer's Guides Resin & Epoxy Systems
11 June 2026

Polyester Resin for Boat Repair: Orthophthali...

Choose the right polyester resin for boat repair: orthophthalic vs isophthalic comparison, marine...

Read More
11 June 2026

Polyester Resin for Boat Repair: Orthophthali...

Choose the right polyester resin for boat repair: orthophthalic vs isophthalic comparison, marine...

Read More