Gas locker project

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Mac

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Jun 7, 2006
436
MacGregor 25 KEUKA lake NY
I had some leftover flooring that I put down for my brother and thought I could use it on some projects for the boat.
 

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Cap'n Ron

Looks professionally crafted

Does the vent-drain go directly overboard to atmosphere? Looks like it. Top opening, that's another one, you got that. One more is a gasket to make it vapour tight at the top lid to be in full complience with the standards. Lid must be readily accessible (can be opened easily without tools), cut-off valve, and pressure dials must be easy to reach too.
 
May 24, 2004
7,213
CC 30 South Florida
Looks good to me. Please clarify to some that

you mean a gasoline can and not a propane tank. Gasoline vapor is heavier than air so the drain must go overboard. Vent the box before smoking.
 

Ross

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Jun 15, 2004
14,693
Islander/Wayfairer 30 sail number 25 Perryville,Md.
If the top lid is vapor tight how can vapors drain by

gravity if air can not enter to replace the gas vapors? The lid should not be secure or sealed if you expect the locker to contain and drain the vapors. Should an ignition occur you WANT the lid to blow off. Mr.DuPont realized this a few hundred years ago and his powder mills were massive masonary structures facing town and light wood construction facing the river. In that way if they had an explosion the blast was directed away from town and out over the river.
 

CalebD

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Jun 27, 2006
1,479
Tartan 27' 1967 Nyack, NY
Polyeurathane can't deal with expansion and contraction

of wood through our northern winters so well and will pull up. Not sure about straight eurathanes though. Cetol is a good bet though. Their Natural Teak covered with their gloss should do the trick. Watch out for that CapnRon character, he can be funny but seems to know the ABYC standards somehow! Nice work.
 

CalebD

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Jun 27, 2006
1,479
Tartan 27' 1967 Nyack, NY
I think there is a gap at the cockpit sole to let water in

should it also want to drain out the scupper. I am not an ABYC standards person so I am not sure what to make of it. If it blows, the cover will go first as Ross pointed out. Still looks nice, but having gasoline on a boat is always a concern.
 

Mac

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Jun 7, 2006
436
MacGregor 25 KEUKA lake NY
The flooring

is some kind of honduras cherry( I believe it is) It is a hardwood I know that for sure. This flooring comes in boxes of various lengths, and you piece them together. I'm planning on taking this apart after each sail, and place down below. The framing will support itself and I will have two screws holding it down so it won't tip over during heeling. When I'm done sailing, I will pull two screws and put down below. Captian Ron, I don't know what the hell your talking about, sorry! Mac
 
Feb 6, 1998
11,759
Canadian Sailcraft 36T Casco Bay, ME
Really?

Quote: "Polyeurathane can't deal with expansion and contraction" Hmm that's news to me! On every one of my boats I have used a one part polyurethane for my cabin sole. In temps from 30 bellow zero to close to 95 degrees above zero I have NEVER had an expansion and contraction issue. In the winter the interior of my boat can swing 50+ degrees in 24 hours....! What clear polyurethanes can't deal well with is moisture and UV. Temp swings have never been an issue and I've been using oil based poly's, on my soles & some interiors, for about 12-14 years..... P.S. It is also on the workbench in my shop & garage. I regularly turn on the pellet stove at 0 f to 30 f and heat it up to 65 - 70 in about an hour! No issues here either. It's UV & moisture not temp swings that really affect poly's...
 
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Cap' n Ron

Hey mates

I've been busy, just got back in here.... will try to answer as best I can. There seems to be a kinda senseless pecking here that is not seen on other sites where one fires at another to impress the group, often shooting himself in ones foot whilst doing it. Response sounds plausible and along with the laws of phiysics, if there is any leak ABYC wants it to vent out the bottom of the dedicated LPG locker, as opposed to CNG which is at the top corner of the dedicated locker. I do not make any of this stuff up, where is a motive? Here it is: Lockers used to contain LPG cylinders, cylinder valves, regualtaing equipment, and safety devices shall be designed to minimize the likelihood of use as a gear storage locker, and shall be, 1.81.1 1) vapor tight to the hull interior, and 1.8.1.2 2) located above the water line, and 1.8.1.3 constructed of, or lined with, corrosion resistant materials, and (BTW Hans C. and other yachts do have wooden LPG lockers on deck, okay) 1.8.1.4 3) shall open only from the top with 1.8.1.5 4) a gasketed cover that shall latch tightly, and 1.8.1.6 4) shall be capable of being quickly and conveniently opened without tools. 1.8.4 lockers shall be vented at the bottom by a dedicated vent, with a minimum diameter of any component in the vent system that shall not be less than 1/2 inch (12.5 mm) inside diameter. This is the ABYC standard manufacturers use, insurance companies, and when called into a court by the opposing attorneys in each case. Now go ahead kill the messenger....;-) I don't know of a link online for this, ABYC is non-profit, but much of thier income comes from classes and selling books and publications.
 
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Cap'n Ron

Uncalled for response

Dear mac, just read you comments, expletive et al....? What call do you have to go psyco? My motive is to help here, if I were trying to impress anyone I would use my christian/surnames and be attempting to drum up some business like folks do on Samuriatrawlers and other sites, but my reputaion is not for sale. I will check in there less and less, and will not answer you or your ilk again sir.
 
Feb 6, 1998
11,759
Canadian Sailcraft 36T Casco Bay, ME
Cap Ron..

I really think Mac is talking abut an outboard motor "gas tank" and not an LP tank but I may be wrong seeing as he never clarified. Perhaps that's why he doesn't know "what the hell your talking about"..
 

Mac

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Jun 7, 2006
436
MacGregor 25 KEUKA lake NY
Ron, maybe I used the wrong word

This wooden cabinet is going to hide a 3 1/2 plastic gas tank. Before, the tank just sat there and I also needed a table top to put some food on and my beers! Sorry if you upset, but hey, least you vent. Have a good one. Mac
 

Ross

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Jun 15, 2004
14,693
Islander/Wayfairer 30 sail number 25 Perryville,Md.
Capt Ron, I think Mac was/is just bragging about

his work, which is nice from where I stand. But from his response I think that he is not inviting the opinions of others. He already knows all that he needs to about such things.
 

Mac

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Jun 7, 2006
436
MacGregor 25 KEUKA lake NY
The question

that I asked was, if Cetol or Man o War would work better on this wood. As for going psycho Ron, for saying "what the hell are you talking about" I really didn't know. I'm new to sailing (one season and can't wait to get out)and when you threw those comments out, I was lost!! Maybe I should have posted this over at Macgregors forum, they would probably appreciate it more. Thanks guys. Mac
 
Feb 6, 1998
11,759
Canadian Sailcraft 36T Casco Bay, ME
Regardless..

Regardless of the wood Cetol will hold up better than any tung oil traditional type varnish in the marine environment. That being said Man-O-War will look better Cetol but will require LOTS of coats, 8-10 min, for maximum durability while Cetol will require 3. Also Man-O-War is not really considered a top quality marine varnish. Epifanes, Interlux, Z-Spar and many of the other brands actually have track records in the marine environment that Man-O-War can't compete with. Man-O-War might be good for your front door but if I had to choose for durability it would be Cetol and for looks Epifanes...
 

Ross

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Jun 15, 2004
14,693
Islander/Wayfairer 30 sail number 25 Perryville,Md.
Mac, the beginning of knowledge is the realization

of ignorance. There is much that all of us do not know and I am quite certain we could all baffle one another with arcane questions. The secret to learning something new is listening and asking please explain. Everyone here knows that I don't mind displaying my ignorance and asking for clarification on new to me subjects. It matters not that you will store gasoline and not propane in your locker. The vapors of both are heavier than air. A vent pipe with a down slope with drain gasoline vapors just as effectively as it will drain water.
 

caguy

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Sep 22, 2006
4,004
Catalina, Luger C-27, Adventure 30 Marina del Rey
Ross, Maine Sail, I finished the wood on my Mac 25 that I replaced

with Mahogany two years ago. They needed refinishing and I was;t really happy with the Helmsman. I went to Lowes to see what else they had. The clerk told me that they no longer carry Helmsman because the State of California banded it. The the irony is they still sell it in a spray can (go figure those tree huggers). He told me that they replaced it with a new product Cabot Spar Varnish. They advertise on the can UV protector included and marine durability. They also advertise for a "new" product that they been around since 1877. Do you know the product? Is the UV protection ingredient hype or real? I'm going to make a cover for the rails. My tiller has a cover and it is in still pretty good shape. Frank BTW the name on my boat is Whisper, I understand you know Hal Roth, quite a guy.
 
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