Gelcoat -for use in a mold where a vacuum is present ( if not use flowcoat) Impeller 40mm 19mm 9.5mm 6 Vane (opening size that you put

(opening size that you put your hand through170mm outside diameter

Now updated to cover electronic navigation

the hole size you drill in your hull for the 2" bsp skin fitting must be capable of taking the wider part where the thread is

Johnson 09-806B-1

so is environmentally freindly and reliable

Gelcoat -for use in a mold where a vacuum is present ( if not use flowcoat) Impeller 40mm 19mm 9.5mm 6 Vane (opening size that you putNorski Gel Coat is a Non yellowing high build un waxed resin that leaves a tacky surface to enable subsequent lamination. This product is will cure in a mould vacuum so for repairs to damaged gel coat waxed flow coat is normally used. Can be tinted with Norski Pigment Pastes to replace the original colour. Packs include Norski Polyester MEKP Hardener for curing. Colours: White.