Give your chickens or rabbits a safe and secure place to roam with this heavy duty chicken run the cambridge 3m x 3m chicken run is constructed with a 32mm galvanised steel tubular frame which bolts together easily and comes with rolls of pvc coated wire mesh that can be cut to size and fixed to the framework using cable ties featuring a large door for easy access and a pvc roof cover for shelter this run is both comfortable for your chickens and convenient for you