How to Fill Irregular Gaps in Masonry – and How Not To!

July 4, 2017

Fix & Fill-500x500Everbuild Fix & Fill Expanding Foam is a quick setting, polyurethane based foam which expands greatly on application and yields up to 50 times original can contents.

Fix & Fill sorts irregular gaps, fixes framework, insulates and deadens soundIt can be cut, sawn, plastered and sealed over after approximately one hour.

TBS sells FIX & Fill in 500ml and 750ml cans. We also sell Everbuild’s No Waste Expanding Foam, which has a longer shelf life and has the great advantage that you can keep what you don’t use, and it won’t set in the can. TBS even sells replacement nozzles.

While we’re on the subject of filling gaps, here are a couple of pictures showing unorthodox ways of doing it.

Click on image to enlarge

Click on image to enlarge

We can only assume this is the public library or something. Is this going to be made structurally sound and turned into an artwork? Or is this just cheapskate workmanship?


And from the “neat & tidy” department (not!) we have this! Old tarmac, a bit of timber and some expanding foam. That’ll do the trick! You half expect to see a toy car or an old sandwich in there…

If you’re wanting to learn how you should fill gaps in masonry, then click on this link or this one for some helpful clips.


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