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old galvy roof Post New Topic | Post Reply
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andy buff
Posted: Jan 16, 2008 09:36 AM
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old galvy roof
mason,I'm looking at an old barn with old galvinized roofing are there issues spraying directly to it? thanks..
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mason
Posted: Jan 16, 2008 01:29 PM
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When spraying to galvanized metal, check with your supplier for an appropriate surface preparation and primer. Also, SPFA has a technical document AY 134 on insulating metal buidlings with SPF. It can be downloaded at sprayfoam.org |
