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Search took 0.00 seconds. Search: Posts Made By: coopec43
Forum: Construction, Maintenance & Refit 15-01-2019, 16:21
Replies: 35
Views: 6,171
Posted By coopec43
Re: Fiberglass tank refit - should I cut it open?

What I was suggesting Leveche40 do on his water tank would be bloody dangerous on a fuel tank without the taps/valves but they cost around $A300.

I specifically didn't mention taps/valves on the...
Forum: Construction, Maintenance & Refit 15-01-2019, 16:13
Replies: 35
Views: 6,171
Posted By coopec43
Re: Fiberglass tank refit - should I cut it open?

Maybe in the US of A a similar product to Crommelin's Water based bitumen is called "Liquid Rubber"?

https://duckduckgo.com/?q=potable+water+liquid+rubber+us+of+a&t=h_&ia=web

...
Forum: Construction, Maintenance & Refit 15-01-2019, 15:56
Replies: 35
Views: 6,171
Posted By coopec43
Re: Fiberglass tank refit - should I cut it open?

With a water tank I'd tap into the bottom of the tank and attach a bit of food grade clear tubing up the side of the tank and use it as a "sight gauge".
(Doing that with a fuel tank would be...
Forum: Construction, Maintenance & Refit 08-01-2019, 16:51
Replies: 35
Views: 6,171
Posted By coopec43
Re: Fiberglass tank refit - should I cut it open?

Maybe cut the top off and screw a lid to the tank (if the furniture allows)

...
Forum: Construction, Maintenance & Refit 08-01-2019, 16:43
Replies: 35
Views: 6,171
Posted By coopec43
Re: Fiberglass tank refit - should I cut it open?

No doubt these two-part epoxies are good when applied in ideal conditions
Can the average amateur guarantee that?
Forum: Construction, Maintenance & Refit 08-01-2019, 14:18
Replies: 35
Views: 6,171
Posted By coopec43
Re: Fiberglass tank refit - should I cut it open?

Here is my holding tank cut in two as you are suggesting
Forum: Construction, Maintenance & Refit 08-01-2019, 13:58
Replies: 35
Views: 6,171
Posted By coopec43
Re: Fiberglass tank refit - should I cut it open?

I'll go along with that. I'd be suspicious about using anything that uses a "Part B Hardener" because that means it has to "cure" and the conditions may not be suitable for a satisfactory cure.

...
Forum: Construction, Maintenance & Refit 08-01-2019, 13:54
Replies: 35
Views: 6,171
Posted By coopec43
Re: Fiberglass tank refit - should I cut it open?

I agree 100%

They did a survey of boatys (on one of these forums) and asked how many people drank water out of the boat's tanks and only a third did. (The rest drank bottled water brought from...
Forum: Construction, Maintenance & Refit 08-01-2019, 13:34
Replies: 35
Views: 6,171
Posted By coopec43
Re: Fiberglass tank refit - should I cut it open?

I'm almost certain it is.

When I was making up my tanks I spoke to the resin supplier and told him what I was planning (to store the water in fiberglass tanks (uncoated) as my fellow boat-builders...
Forum: Construction, Maintenance & Refit 07-01-2019, 22:43
Replies: 35
Views: 6,171
Posted By coopec43
Re: Fiberglass tank refit - should I cut it open?

I found the West Systems article.

Epoxy Composite Tank Guidelines
By Patrick Ropp
...
Forum: Construction, Maintenance & Refit 07-01-2019, 22:24
Replies: 35
Views: 6,171
Posted By coopec43
Re: Fiberglass tank refit - should I cut it open?

Fiberglass is not considered safe to store potable water unless it has been coated.

There is a lot on the Internet regarding styrene the potential threat to health.
...
Forum: Construction, Maintenance & Refit 07-01-2019, 20:52
Replies: 35
Views: 6,171
Posted By coopec43
Re: Fiberglass tank refit - should I cut it open?

I'd sand the inside through the inspection port if you can and if you can't then maybe you should add another port as potable water tanks should be cleaned regularly.

How often should water tanks...
Showing results 1 to 12 of 12

 
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