paint a wood boat, technical advises


	Antifouling & underwater paint


	Enamel, Varnish, Nonskid paint

Painting guide

Fiberglass boat

Aluminium boat

Wooden boat

Steel boat

Wooden boat
How to calculate the underwatersurface

	TOTAL SURFACE in m²
SAILING BOAT	[ (beam + draught) x load waterline] x 0.75
POWER BOAT	(beam + draught) x load waterline

Painting a wodden boat below the waterline

	Conventional system	High performance epoxy protective system
Preparation	Sand (P180) and clean dusts	Sand (P180) and clean dusts
Protective primer	P1 (8.5m²/l - 2 coats - Thinner: DP )	PE (12m²/l - 1 coat - Thinner: DP ) or HPE (8m²/l - 1 coat - Thinner: DP )
Filler is needed	Fair with wood filler or in case of polywood epoxy filler WATERTIGHT	Fair with epoxy filler WATERTIGHT
Protective primer if nedeed	P1 (8.5m²/l - 1 coat - Thinner: DP )	PE (12m²/l - 2 or 3 coats - Thinner: DP ) or HPE (8m²/l - 2 or 3 coats - Thinner: DP)
Antifouling	A3 - A3T.Speed - A4 - A4T.Speed (2 coats - Thinner: DA )	A3 - A3T.Speed - A4 - A4T.Speed (2 coats - Thinner: DA )

Stripping antifouling

Preparation	Clean and sand the antifouling with P80 just whan the boat is our of water
Stripper	AS (3-4m²/l - 1 thick coat )
Cleaning	SD and sand with P180

Note: Nautix AS strips also one pot paints and Neutix Grip non skid.

Painting a keel

	High performance polyurethane protective system	High performance epoxy protective system
Preparation	Sandblasting or disk and prick Clean SD	Sandblasting or disk and prick Clean SD
Adhesion primer	IA (16m²/l - 1 thin coat -Thinner: DP)	PE (12m²/l - 1 coat - Thinner: DP ) or HPE (8m²/l - 1 coat - Thinner: DP )
Protective primer	PA (14m²/l - 1 coat - Thinner: DP)
Filler is needed	Fair with epoxy filler WATERTIGHT	Fair with epoxy filler WATERTIGHT
Protective primer	PA (14m²/l - 2 ou 3 coats - Thinner: DP)	PE (12m²/l - 2 or 3 coats - Thinner: DP ) or HPE (8m²/l - 2 or 3 coats - Thinner: DP)
Antifouling	A3 - A3T.Speed - A4 - A4T.Speed (2 coats - Thinner: DA)	A3 - A3T.Speed - A4 - A4T.Speed (2 coats - Thinner: DA)

Painting prop

Painting above the waterline

	High performance 2 pots system	Conventional 1 pot system
Preparation	Sand (P180) and clean dusts	Sand (P180) and clean dusts
Protective primer	U2 (12 m²/l - 1 or 2 coats - Thinner: DP)	P1 (8.5m²/l - 3 coats - Thinner: DP)
Filler is needed	WATERTIGHT Fast drying epoxy filler	Fair with wood filler or in case of plywood epoxy filler WATERTIGHT
Undercoat	U2 (12 m²/l - 1 or 2 coats - Thinner: DP)	U3 (14m²/l - 1 or 2 coats - Thinner: WS)
Finishing enamel	L2 (12m²/l - 2 coats - Thinner: DP)	STARLAC (14m²/l - 2 coats - Thinner: WS )

Painting a deck

	High performance 2 pots system	Conventional 1 pot system
Preparation	Sand (P180) and clean dusts	Sand (P180) and clean dusts
Protective primer	U2 (12 m²/l - 1 or 2 coats - Thinner: DP)	P1 (8.5m²/l - 3 coats - Thinner: DP)
Filler is needed	WATERTIGHT Fast drying epoxy filler	WATERTIGHT Fast drying epoxy filler
Undercoat	U2 (12 m²/l - 1 or 2 coats - Thinner: DP)	U3 (14m²/l - 1 or 2 coats - Thinner: WS)
Finishing enamel	L2 (12m²/l - 2 coats - Thinner: DP)	STARLAC (14m²/l - 2 coats - Thinner: WS )
Non skid	Nautix grip (8m²/kg - 1 or 2 coats - Thinner: DP ) or Deck Grip (10m²/l - 1 or 2 coats - Thinner: DA)	Deck Grip (10m²/l - 1 or 2 coats - Thinner: DA)

Painting bilges

	High performance 2 pots system	Conventional 1 pot system
Preparation	Sand (P180) and clean dusts	Sand (P180) and clean dusts
Protective primer	U2 white or PE grey (12 m²/l - 1 coat - Thinner: DP)	P1 (8.5m²/l - 4 coats - Thinner: DP)
Finishing paint	U2 white or PE grey (12 m²/l - 1 or 2 coats - Thinner: DP)	DB (10m²/l - 2 coats - Thinner: WS)

Restoring varnishes

	High performance 2 pots system	Conventional 1 pot system
Preparation	Sand (P320) and clean dusts	Sand (P320) and clean dusts
Finishing paint	VA2 (9 m²/l - Multicoating application - sand with P400 between coats - Thinner: DP)	VA3 (15m²/l - Multicoating application - sand with P400 between coats - Thinner: WS)