Fiberglass and Composite Boat Building

A forum to discuss and share tips and project updates on fiberglass boat building and repair as well as mold construction and tooling.

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  1. DogCavalry

    Sea Sled madness. It’s in my brain.

    DogCavalry, Nov 11, 2019 ... 218 219 220
    Replies:
    3,287
    Views:
    265,000
    baeckmo
    Jul 1, 2025 at 2:50 AM
  2. John Sakovits

    Non skid yellowing

    John Sakovits, Jun 29, 2025 at 7:31 PM
    Replies:
    4
    Views:
    101
    ondarvr
    Jun 30, 2025 at 12:27 PM
  3. Tonja Jiran

    Manfred "Fred" Jiran - "This is It"

    Tonja Jiran, Apr 14, 2025
    Replies:
    8
    Views:
    843
    Alfred Scott
    Jun 28, 2025 at 9:17 PM
  4. Darkzillicon

    The 18 Foot SeaSled

    Darkzillicon, Jan 23, 2023 ... 10 11 12
    Replies:
    172
    Views:
    24,983
    Darkzillicon
    Jun 26, 2025 at 3:29 PM
  5. Cleanriver

    14' trihull floor replacement

    Cleanriver, Jun 4, 2025 ... 2
    Replies:
    17
    Views:
    545
    fallguy
    Jun 23, 2025
  6. Roy Senior

    Help with GRP repair

    Roy Senior, Jun 18, 2025
    Replies:
    5
    Views:
    280
    Rumars
    Jun 19, 2025
  7. aaronhl

    How to fix gap in side of fiberglass hull

    aaronhl, Apr 15, 2025 ... 3 4 5
    Replies:
    74
    Views:
    3,660
    aaronhl
    Jun 18, 2025
  8. Scuff

    DIY fairing boards

    Scuff, Jul 30, 2020 ... 2
    Replies:
    28
    Views:
    9,675
    Hennie E
    Jun 10, 2025
  9. hardguy007

    Laminate thickness

    hardguy007, Jun 6, 2025
    Replies:
    3
    Views:
    327
    comfisherman
    Jun 6, 2025
  10. MTodd

    Cockpit draining

    MTodd, Mar 5, 2021
    Replies:
    10
    Views:
    3,928
    RussJ
    Jun 3, 2025
  11. Camino Camper

    Black streaks (marks) in white gel coat

    Camino Camper, May 12, 2025
    Replies:
    7
    Views:
    676
    Camino Camper
    May 15, 2025
  12. iaff284

    Bulkhead Stress Crack Repair

    iaff284, Apr 13, 2025 ... 2
    Replies:
    15
    Views:
    1,187
    fallguy
    May 11, 2025
  13. kenfyoozed

    How to make station molds from an existing canoe?

    kenfyoozed, Apr 28, 2025 ... 2
    Replies:
    15
    Views:
    1,131
    wet feet
    May 7, 2025
  14. lutesong2

    complete rebuild

    lutesong2, Dec 25, 2014
    Replies:
    12
    Views:
    3,843
    LuteSongBrother
    May 6, 2025
  15. Toepfer Marine

    mold building

    Toepfer Marine, Apr 30, 2025
    Replies:
    3
    Views:
    471
    ondarvr
    May 1, 2025
  16. fantastixvoyage

    Spraying Gel - 9:1 vs 13/15:1 - Possible???

    fantastixvoyage, Apr 10, 2025
    Replies:
    4
    Views:
    583
    KD8NPB
    Apr 28, 2025
  17. Paler

    29' Catamaran Mold Laminate Thickness

    Paler, Apr 14, 2025
    Replies:
    6
    Views:
    676
    KD8NPB
    Apr 28, 2025
  18. Scott Treff

    Lamination schedule for a 14ft power skiff

    Scott Treff, Apr 23, 2025
    Replies:
    2
    Views:
    548
    KD8NPB
    Apr 28, 2025
  19. Jacob Rogers

    Color change with Gelcoat

    Jacob Rogers, Apr 21, 2025 ... 2
    Replies:
    18
    Views:
    1,254
    ondarvr
    Apr 22, 2025
  20. fallguy

    Aluminum fuel tank on deck

    fallguy, Apr 15, 2025
    Replies:
    10
    Views:
    572
    philSweet
    Apr 16, 2025
  21. Jason Rodgers

    Minimizing bond failure when fiberglassing over original polyester

    Jason Rodgers, Apr 11, 2025 ... 2
    Replies:
    16
    Views:
    1,105
    fallguy
    Apr 16, 2025
  22. JP1

    85 Bomber bass boat stringer, floor, transom

    JP1, Apr 6, 2025
    Replies:
    5
    Views:
    537
    JP1
    Apr 8, 2025
  23. itchyglass

    Center console... one piece mold or split?

    itchyglass, Mar 23, 2025
    Replies:
    6
    Views:
    605
    wet feet
    Mar 25, 2025
  24. Julian Galea

    13m hull + cabin mould for sale

    Julian Galea, Mar 7, 2025
    Replies:
    2
    Views:
    645
    Julian Galea
    Mar 10, 2025
  25. mrG

    Hollow fiberglass stringer repair?

    mrG, Mar 2, 2025
    Replies:
    4
    Views:
    607
    mrG
    Mar 3, 2025
  26. laukejas

    Need advice on infusion/vacuum line arrangement

    laukejas, Dec 26, 2024 ... 2
    Replies:
    18
    Views:
    1,761
    Skip Johnson
    Feb 4, 2025
  27. Flyingpumpkin

    Re-coring an engine hatch. Coremat?

    Flyingpumpkin, Jan 28, 2025
    Replies:
    9
    Views:
    962
    fallguy
    Jan 31, 2025
  28. Tundratom

    Transom Knee Addition

    Tundratom, Jan 29, 2025
    Replies:
    4
    Views:
    771
    ondarvr
    Jan 29, 2025
  29. Jason Rodgers

    How to repair damaged bulkhead section adjacent to stringer

    Jason Rodgers, Jan 23, 2025
    Replies:
    13
    Views:
    1,079
    fallguy
    Jan 29, 2025
  30. DF99

    Composite Hand Layup

    DF99, Jan 28, 2025
    Replies:
    4
    Views:
    796
    Skip Johnson
    Jan 29, 2025
  31. Luke Rhoads

    Approach to molding and laying up a coastal rowing boat

    Luke Rhoads, Jan 24, 2025
    Replies:
    8
    Views:
    823
    Skip Johnson
    Jan 27, 2025
  32. Dugansbw

    Composite deck insert

    Dugansbw, Dec 29, 2024 ... 2
    Replies:
    17
    Views:
    1,526
    Dugansbw
    Jan 25, 2025
  33. JP in FL

    Garvey dory build

    JP in FL, Nov 10, 2022 ... 2 3 4
    Replies:
    45
    Views:
    14,398
    Calusa
    Jan 23, 2025
  34. JustLloyd

    First big sheet of fibreglass, concerned about bubble on edge.

    JustLloyd, Jan 19, 2025
    Replies:
    3
    Views:
    672
    fallguy
    Jan 20, 2025
  35. hardguy007

    Best hull/hull type

    hardguy007, Jan 12, 2025
    Replies:
    4
    Views:
    796
    Tomsboatshed
    Jan 12, 2025
  36. mrdebian

    Resing with gelocat on 1st layer

    mrdebian, Jan 10, 2025
    Replies:
    4
    Views:
    684
    ondarvr
    Jan 11, 2025
  37. Jason Rodgers

    Fiberglass repair of rudder - no space for bevel

    Jason Rodgers, Nov 12, 2024
    Replies:
    11
    Views:
    1,371
    InryYann
    Dec 12, 2024
  38. Derek_9103

    Turning a sail locker into an anchor locker

    Derek_9103, Dec 9, 2024
    Replies:
    9
    Views:
    1,000
    Blueknarr
    Dec 10, 2024
  39. Steve_uk

    Rudder repair help

    Steve_uk, Nov 11, 2024
    Replies:
    8
    Views:
    1,267
    fallguy
    Nov 18, 2024
  40. yofish

    Polyester knit fabric

    yofish, Mar 28, 2015 ... 2 3
    Replies:
    39
    Views:
    13,841
    Studio Max Print
    Nov 12, 2024
Showing threads 1 to 40 of 4,331

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