Write a review Your name* Your e-mail* (Not for publication) Rating ★★★★★ Excellent ★★★★☆ Very good ★★★☆☆ Average ★★☆☆☆ Poor ★☆☆☆☆ Terrible Your review * * — Required information Duplex Engineering Services Pty Ltd ← View details U8/ 42 Conquest Way, Wangara, Western Australia 6065 0439 925 279