WSG Group Home ›› Local Listings ›› NSW ›› Blackwall ›› WSG Group NSW Professional Services 15 Koonora AvenueBlackwall, NSW 2256 WSG Group1800 186 597https://www.wsggroup.com.au We offer professional plumbing, electrical, and roofing services, including hot water system repairs & blocked drain solutions. Call 1800 186 597 Or Get a free quote!