Zella Marketing We ZELLA Marketing offers you many brands of roofing shingles. We are the leading shingles dealer of brands GAF & SAINT GOBAIN. Distributor of shingles in calicut,kannur, wayanad, malappuram, trissure, palakkad, eranakulam etc... & all over Kerala. dealer of roofing shingles SAINT GOBAIN, GAF. Dealer of thermal\heat insulation, & water proofing engineering, in CALICUT, KANNUR, MALAPPURAM, TRISSUR, PALAKKAD, WAYANAD etc.