Hanson Fast Set Post Fix is a simple to use fast-setting concrete mix for fixing fence posts etc in the ground.
It requires no pre-mixing before use. Hanson Fast Set Postfix contains Portland Cement, High Alumina Cement and special additives together with sharp sand and gravel.
Use one bag per post*
*One bag is sufficient to support a post in a hole measuring 250mm x 250mm x 350mm. (one spade width by one spade depth)
Typically sets in 5-10 minutes depending on ambient conditions.
Typically above 2 N/mm2 @ 1 hour.
Typically above 3 N/mm2 @ 4 hours.
Typically above 20 N/mm2 @ 28 days.
Packaged in maxipack fully waterproof bag with carry handles.