450mm Diameter x 750mm Deep Roddable Plastic Yard Gully with 160mm spigot outlet to connect to a 160mm Socket. This outlet can be reduced to 110mm using a 6D105 Socket in conjunction with a D99 reducer. This gully can also connect directly to 150mm Twinwall Pipe using the GULLYADP adaptor.These lightweight yard gullies have become common in recent years as they are much easier to handle than the traditional concrete alternatives.This gully is ususally used in conjunction with an iron grating which is normally set on top of brickwork or a concrete slab.This gully is trapped to prevent any foul odours from escaping.