best way/tips for regrouting and resealing a shower?

best way/tips for regrouting and resealing a shower?

Author
Discussion

mu0n

Original Poster:

2,348 posts

133 months

Wednesday 27th April 2016
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hi all, any tips on how to do this? obviously removing the old stuff and putting the new stuff down. any brands to recommend? necessary tools? additional info i need to know?

cheers.

V8RX7

26,862 posts

263 months

Wednesday 27th April 2016
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I've no doubt there will be a "How to" on youtube - surprisingly useful resource.

HotJambalaya

2,026 posts

180 months

Wednesday 27th April 2016
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mu0n

Original Poster:

2,348 posts

133 months

Wednesday 27th April 2016
quotequote all
Going to refurb the shower whilst I'm at it. Doors and fixings are off. I have a plan. Will try to nail it on Saturday. I can't say I'm too looking forward to this one!

Tom_C76

1,923 posts

188 months

Thursday 28th April 2016
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Nuke it from orbit, it's the only way to be sure...

I set off to reseal the shower as it had been leaking. Took the screen off. Took the mastic off the bottom and found the bottom row of tiles loose and the plasterboard overhanging the tray. Took the rest of the tiles off to renew and pulled the tray to reposition. Found removing tiles also removed plasterboard as it was screwed to 6mm ply, in turn screwed intermittently to studs. Trod on waste pipe to shower which broke in floor. Backing up flow from boiler condensate poured out. Had to remove toilet pan to take up enough floor to fix the leak....

Having got that far I demolished the basin and stair bulkhead and started from scratch with a new bathroom...

mu0n

Original Poster:

2,348 posts

133 months

Wednesday 4th May 2016
quotequote all
Tom_C76 said:
Nuke it from orbit, it's the only way to be sure...

I set off to reseal the shower as it had been leaking. Took the screen off. Took the mastic off the bottom and found the bottom row of tiles loose and the plasterboard overhanging the tray. Took the rest of the tiles off to renew and pulled the tray to reposition. Found removing tiles also removed plasterboard as it was screwed to 6mm ply, in turn screwed intermittently to studs. Trod on waste pipe to shower which broke in floor. Backing up flow from boiler condensate poured out. Had to remove toilet pan to take up enough floor to fix the leak....

Having got that far I demolished the basin and stair bulkhead and started from scratch with a new bathroom...
i ended up with your method haha.

i removed most of the grout, started regrouting but in the back of my mind, i knew it could still leak afterwards (i had regrouted the very bottom tiles before which stopped the leak for a few weeks) so i just thought i may as well put a whole new shower in for peace of mind.

to anyone who says to just use moisture resistant plasterboard and tile straight on to this with a 'waterproof' grout in a shower, tell them where to go!





as you can see, quite a lot of water was getting through the tiles - could have easily been prevented had the plasterboard been tanked or a membrane used.

time for a proper job!! new builds and their corner cutting.

Andehh

7,110 posts

206 months

Wednesday 4th May 2016
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Right decision guys no half measures & do it properly. Like all DIY tasks the initial estimate & plan quickly escalates...!


Also, once finished, dried and cleaned go over with this thoroughly....

https://www.amazon.co.uk/LTP-Sealer-Protector-Aero...

I did in my wet room, and now when wet the grout doesn't go that 'darker' color as it did before, as the grout soaked up some of the water.

Tom_C76

1,923 posts

188 months

Wednesday 4th May 2016
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Mine wasn't quite that bad, but we hadn't used it for about 3 years as the leak dripped through the stair bulkhead below. As of yesterday I have a working toilet and basin again, just 14 sq m of wall tile to tackle and the shower + screen to go.

Ed to add imagesnap really doesn't like iPad photos does it?