THE BEST SIDE OF HOPPERS

The dimensions of the soakaway really should be a minimum of 1m x 1m sq. x 1m deep beneath The underside on the incoming pipe. The stone infill ought to encompass the pipe and end close to 100mm over it. An impervious layer should really then be placed on the stone such as thick polythene, tarpaulin, or perhaps a bed of concrete (A1 while in the di