My first thought was that this foam is typically polyurethane -
essentially the same stuff we coat out coils with. But then I realized
that in order for the foam to cure, they say you need to moisten the
cavity that you're filling. Maybe not such a good idea...
Regards, Gary Lau
MA, USA
> Original poster: Slurp812 <slurp812@xxxxxxxxx>
>
> OK, so I got some PVC, and been doing research on secondarys. It was
> sugested somwhere that baffles be installed on the inside. OK, so I
> was thinking of a quick and dirty way of sealing up the inside. What
> if I were to just fill the inside of the secondary PVC pipe with
> expanding foam? Do you think that would work, or make it more lossy?
>