Different types of wefts & grammage of fiberglass will address all your address all your needs.
All of them, proposed by HEXCEL, have a clear TF970 finish, specifically designed for surfboard making.
Several products are available in this range :
Reminder: a traditionnal lamination of a shortboad is made of a 125gr (4oz) layer + 1 layer of 200gr (6oz) on the deck, and one layer of 125gr (4oz) on the bottom of the board.
For addtitional strength, inertia or longer boards, 2 layers of 200gr (6oz) on the deck + 1 layer of 200gr (6oz) on bottom are required.