Surface information guides
How to prepare and paint fibreglass
A practical reference for restoring oxidised gelcoat and repairing hull blisters. Download the PDF for full step-by-step instructions, including:
- Contaminant checks: Using the water-sheeting method to prevent costly paint cratering.
- Pinhole treatment: How to force primer into porous, sanded gelcoat with a rubber squeegee.
- Northane application: recoat windows, weather precautions, and shielding finishes from overnight dew.
- Osmosis management: How to chisel out, flush, dry, and spot-fill blisters so moisture vapour can escape without lifting paint.
Related products
All productsPrimers & Undercoats
Shipshape Primer-Undercoat
The ultimate high-build performance coating to obliterate background irregularities and provide filling properties prior to coating with single or 2-pack finishes.
Finish coats
Northane Gloss
Superior long-lasting coat suitable for most surfaces. Excellent chemical, waterproofing and weathering properties.