Old Style Cover and Frame - replaces the CFL460E lid - if you need just the lid then discard the frame.
Dimensions on second image.
This is a galvanised manhole cover measuring 600x600m for Septic tanks and sewage treatment plants. Replaces the old 'diamond' shaped lid
**This Cover and Frame is now Obsolete** See below link for the replacement cover:- https://www.kepartshop.com/products/450-x-600-cover-and-frame?_pos=1&_sid=87fae9eb5&_ss=r 450x600mm lid and safety frame for 460 mm septic tank neck opening. Purpose designed Safety Venting Cover and Frame. The Septic Tank Safety Venting System uses a f...