Super Jet What would be the best way to fiberglass this?

Location
CT
I was gonna do 3 layers of 1208 Biax on the inside and one layer of 1708 Biax on the outside with some chopped mat on top of the 1708 Biax so it would be easier to sand smooth.
Whats your opinions? thanks




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JGringo

When in doubt, Throttle-out.
Can you access it from the inside-out?

Personally, if I could access it from the inside, I would plate off the end with a flat surface or with a pre-made fiberglass plate (using rivets to mount) and then wet-lay fiberglass over the plate from the inside...

If not... I would foam it up, shape it, and vacuum bag fiberglass onto it... You need a small compressor, the vacuum nozzle, bagging tacky tape, and the green bagging film.

Just wet-laying with the foam will not promote the fiberglass to sit properly unless a really low-weight twill is used (in which many layers are required and it is harder to wet-out the weave/cloth) and even then, air will most-likely build up around the edges and create weak-points...

-Gringo
 
Location
CT
yes my trays cut open so i can access it from the inside. you think i could just tape plastic wrap onto the end from the outside to get the basic mold then use the 17 ounce biax after i pull the plastic wrap off.
 

TimotaLT

Lake Rat
Location
Lake Travis, TX
That's what I did basically I used duct tape on the outside and glassed the inside, then took off the tape after it dried and then built up layers on the outside and a couple more inside
 

Cannibal

Tasty Human
Location
Summit Lake, WA
When I modified my hull, the back was cut off and then blocked off with rigid foam with a layer of duct tape over it (just duct taped the foam to the back of the hull). Then glass from the inside out. When you pull the foam off, it will leave a nice smooth surface that needs minor sanding and a skim coat to finish. There is no glass on the outside, which makes finishing it off so much easier.
 
Location
CT
When I modified my hull, the back was cut off and then blocked off with rigid foam with a layer of duct tape over it (just duct taped the foam to the back of the hull). Then glass from the inside out. When you pull the foam off, it will leave a nice smooth surface that needs minor sanding and a skim coat to finish. There is no glass on the outside, which makes finishing it off so much easier.

Thanks Cannibal. was just looking through your build thread. Ill be picking up duct tape tonight
 
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