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Re: and a heating element, too

To: "Chris Fabien" <fabi9355@kettering.edu>
Subject: Re: and a heating element, too
From: scott.hall@comcast.net
Date: Wed, 06 Oct 2004 16:06:59 +0000
the first one - thinset mortar.

-------------- Original message -------------- 

> Are they talking about laying the tiles directly over the mesh with a 
> thinset mortar or pouring a true old-fashioned mortar bed over the heating 
> mat and then laying the tiles on that. With a mortar bed you wouldn't touch 
> the mat with the trowel. 
> 
> ----- Original Message ----- 
> From: "Scott Hall" 
> To: 
> Sent: Tuesday, October 05, 2004 11:48 PM 
> Subject: and a heating element, too 
> 
> 
> > 
> > and underneath tile in aforementioned bathroom will be one of those 
> > heating-blanket-mat elements to keep the floor nice and toasty on those 
> > chilly florida mornings. yes, there are some...about two a year. 
> > 
> > anyway, anybody else do this? I've read the on-line manual 
> > (buyfloorheat.com) and I'm cool with laying tile, but I've never put the 
> > mat under it. 
> > 
> > apparently, you roll out the mat and trowel-out the mortar and lay tile 
> > like usual. but don't scrape the wire with the trowel. well, every other 
> > floor I did, I scraped the floor with the trowel notches, leaving only the 
> > mortar that squeezed through the notches. this is with tiny v-notched 
> > trowels on 4 x 4 up to 1/4" x 1/4" square-notched trowels for honkin'-big 
> > 16" x 16" floor tiles. 
> > 
> > so...have I been doing it wrong? the tile always held, some's been there 
> > for almost 10 years without a problem. should I not be scraping the 
> > floor? I tend to think not, as, though the mat is thin, the wire is still 
> > thick enough that the coat of mortar I usually leave won't be thick enough 
> > to cover and get the tiles to adhere. on the other hand, laying a big 
> > thick layer of mortar is a good way to get uneven tiles, as well as a 
> floor 
> > a half-inch higher than it used to be. 
> > 
> > any thoughts/advice/experience available? 






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