toilet pipe

Elessar

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I need to replace the loo pipe in my aft heads. Getting the pipe onto the seacock is going to be extremely difficult.

The seacock has a right angle on it and it disappears behind a bulkhead. You can get to the 2 jubilee clips but that's it, even the rest of the barb is out of sight.

The bulkhead itself is only about 4" from the transom, and there is clutter from steering gear. I can't get a hand in to pull the pipe onto the skin fitting.

This means the pipe is going to have to be pushed onto the skin fitting from under the loo floor. Do able only if the pipe slides on easily.

The white toilet pipe only slides on easily if soaked in boiling water. If I do this, by the time I thread it through its tortuous route it will be cold again.

I've been told butyl pipe is better as it doesn't allow smells out. But my question is, is butyl pipe soft and flexible, so that it will slide on easily, or is this a project I should delay until I'm out of the water (so I can remove the seacock if I need to)
 
I agree all the above. The butyl pipe slides easily especially with soap lubricant. All round better product than the white.

Remember to have side cutters on hand when you cut the butyl pipe bcz it has a spiral metal wire winding
 
if you have an extra skin fitting, you can do the heat, fit, cool cycle at your leasure, pipe will cool in the right size fitting slightly stretched and will be easier to fit even without heating just with a bit of soap or fairy...

V.
 
if you have an extra skin fitting, you can do the heat, fit, cool cycle at your leasure, pipe will cool in the right size fitting slightly stretched and will be easier to fit even without heating just with a bit of soap or fairy...

V.

Why didn’t I think of that! Excellent tip, Vas, thanks.
 
If the boat is out of the water, then you could use a 90o Forespar Marelon, dismantle the valve and mount the outlet onto the hose stub then re-assemble this to the rest of the valve.
 
Yep - I've replaced all my plastic pipes with the ASAP butyl rubber.
However, getting them to fit over the connections to the Princess holding tank was a real ?ugger.
Heating and lubrication didn't make it any easier.
Fitting over the sea cock hose fittings was easy though.
Definitely worth replacing plastic with butyl rubber - IMO
 
One useful outcome of our trip to SBS was the chance to speak to the crew at ASAP stand and handle and bend butyl pipesample Apparently using the term heads means your ex navy but very helpful team and they say it’s a stock item at Fareham branch somewhere so might take a look but over £22 per metre . I wondered what side cutters were reading this thread and if needed though or if it can be cut easily with a Stanley knife?
 
One useful outcome of our trip to SBS was the chance to speak to the crew at ASAP stand and handle and bend butyl pipesample Apparently using the term heads means your ex navy but very helpful team and they say it’s a stock item at Fareham branch somewhere so might take a look but over £22 per metre . I wondered what side cutters were reading this thread and if needed though or if it can be cut easily with a Stanley knife?

The butyl rubber pipe that I bought from asap has a steel coil within it so cutting with a stanley knife doesn't work - IIRC, I used a hacksaw.
Yes, it is expensive but should lasts a lot longer than the plastic/PVC alternatives.
 
I wondered what side cutters were reading this thread and if needed though or if it can be cut easily with a Stanley knife?

The pipe is spiral wound in steel so you need to have tools to cut it - not a Stanley knife. I would probably use a dremmel with a cutting disc. A decent pair of wire cutters could work or a decent hacksaw

Edit: Sorry, snap with Hurricane
 
Thanks - I will see whether I can find a side cutter from somewhere. Our present pipe is circa 4 years old and of doubtful quality being fitted new but first task is to buy our 2m worth and then see how we get on or should I say get it on to header tank.
 
+1 for the butyl piping. So much easier to work with than the standard piping, and I believe it will also last years longer before smells work their way through the pipe's skin.

I've even used for cockpit drains etc. where the ease of getting it onto fitting barbs while working at arms length in awkward spaces was well worth the extra ££s to save an afternoon's bruising, skinned knuckles and swearing.

Note that the pipe is quite thick - i.e. external diameter is greater than standard piping. This stymied one of my installations where it needed to pass through an existing hole in a bulkhead that would be difficult to enlarge without dismantling half the boat.
 
As an aside - a plug for asap
I needed some stuff this summer.
I ordered it at 3 o'clock in the afternoon.
Paid for their fast delivery.
And it arrived here in Spain at 11 o'clock the following morning.
Nothing works like that here in Spain!!!!
 

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