The 2097 is a fabricated manhole that features a low silhouette and is light weight yet durable. 10″ fill opening in center is standard. One (1) piece clamping ring secures the cover assembly to the weld collar. Venting is provided by 37X vent. Additional 37X vents or 937 vent may be used for extra venting capacity. Gaskets are NC757 for the collar and fill cover with other gaskets available. If the Quick Opening feature is requred, specify manhole with 2097-23 QO option.