You have to be careful with adhesives on FRP some will bleed through. I replaced mine back in 2003 I believed I used silicone but could have used a FRP adhesive. It still looks good today and holding up well. Everything I screwed to it is sealed with silicone and I used stainless steel screws.
1990 GEORGIE BOY 28' 454 4BBL, TURBO 400 TRANS,
CAMPING: WHERE YOU SPEND A SMALL FORTUNE TO LIVE LIKE A HOMELESS PERSON.