All, I have a 6 year old ballasted roof system in which about 50% of the solid cap blocks(16"L x 8"w x 4"D) are cracked and crumbing, some are close to rubble. I assume it was a bad batch, but has anyone seen this before? What might be the preventive remedy in the future? A coating of some sort?
Kirk Herander Owner|Principal, VT Solar, LLC Celebrating our 27th Anniversary 1991-2018 www.vermontsolarnow.com dba Vermont Solar Engineering NABCEPTM 2003 Inaugural Certificant VT RE Incentive Program Partner 802.863.1202
_______________________________________________ List sponsored by Redwood Alliance List Address: RE-wrenches@lists.re-wrenches.org Change listserver email address & settings: http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org List-Archive: http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out or update participant bios: www.members.re-wrenches.org
