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Search took 0.00 seconds. Search: Posts Made By: Dsanduril

Forum: Construction, Maintenance & Refit

17-01-2020, 10:35

Replies: 91

Help! What Sealant is Better than Dow 795 for polycarbonate??

Views: 26,070

Posted By Dsanduril

Re: Help! What Sealant is Better than Dow 795 for polycarbonate??

I generally agree with limiting the use of silicone but both Sika 295 and Dow 795/995 are silicone based adhesives and these are the go-to for glazing and hatch lens installation even in the boating...

Forum: Construction, Maintenance & Refit

16-01-2020, 14:48

Replies: 91

Help! What Sealant is Better than Dow 795 for polycarbonate??

Views: 26,070

Posted By Dsanduril

Re: Help! What Sealant is Better than Dow 795 for polycarbonate??

It looks like the bead is outside the window? Not under the window? If that is the case think about what happens at the bottom of the bead where it is fixed to the deck/hull/cabin. You're asking the...

Forum: Construction, Maintenance & Refit

16-01-2020, 14:37

Replies: 91

Help! What Sealant is Better than Dow 795 for polycarbonate??

Views: 26,070

Posted By Dsanduril

Re: Help! What Sealant is Better than Dow 795 for polycarbonate??

One problem might be time. Dow 795 takes 7-14 days to cure and 14-21 days to achieve full adhesion and tensile strength. Might be you need to shade your installation for a couple of weeks. They don't...

Forum: Construction, Maintenance & Refit

16-01-2020, 14:03

Replies: 91

Help! What Sealant is Better than Dow 795 for polycarbonate??

Views: 26,070

Posted By Dsanduril

Re: Help! What Sealant is Better than Dow 795 for polycarbonate??

What he said. Dow recommends a minimum sealant depth of 6mm (1/4") for glazing applications to allow sufficient movement with thermal differentials. Usually this would be accomplished by using a...

Showing results 1 to 4 of 4

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