Gullys / Manhole Covers Cast Iron Round Gully Grate – Oblio 4″ Dia. Heel Proof Cast Iron Square Gully Grate – Interlaken 17″ Square Cast Iron Square Gully Grate – Oblio 12″ Square Heel Proof Cast Iron Round Gully Grate – Bullseye 6″ Dia. Cast Iron Round Gully Grate – Locust 14″ Dia. Cast Iron Square Gully Grate – Explora 36″ Square Cast Iron Square Gully Grate – Interlaken 9″ Square Cast Iron Round Gully Grate -Tulie 24″ Dia. Cast Iron Square Gully Grate – Interlaken 24″ Square Pedestrian Load Only Cast Iron Round Gully Grate – Oblio 6″ Dia. Heel Proof LOAD MORE LOADING