Should we paint what is on a face, what is inside it, or what is behind it?
I ordered two made to measure teak gratings from Sheraton Marine in Winter 2003/04 and they are excellent. Seemed pricey at the time at £315 incl.VAT for a total area of 59 in.x23 in. but they look as if they'll outlast me.
Nick Cave, near 4 Road Ends, may be able to make one up for you.
His address is : Unit 5a, Elenairley Industial Estate, 278 Killaughey Road, Donaghadee. Tel: 0289182100