Write a review Your name* Your e-mail* (Not for publication) Rating ★★★★★ Excellent ★★★★☆ Very good ★★★☆☆ Average ★★☆☆☆ Poor ★☆☆☆☆ Terrible Your review * * — Required information Northern Ultraseal ← View details 7 Derrygarve Park, Castledawson, Magherafelt, Castledawson, Northern Ireland BT45 8EZ +44 28 7965 9517