Category: #warranty

Westlake Royal Building Products™ (Westlake Royal), a Westlake company (NYSE:WLK), has introduced Citadel PRO, a self-adhered poly-coated base sheet that provides superior protection and simplified installation for roofers, when compared to mechanically fastened base sheets. Citadel PRO, which will be available in the Florida market, features a styrene-butadiene-styrene (SBS) modified asphalt core that self-seals around nail…