is it possible to line a 2" casing? i have a 1" drop pipe foot valve and leathers and jet pump i think i have a cracked coupler about 30' down pulled drop pipe this weekend installed new leathers put in first 10' of pipe filled with water leathers and foot valve held water. dropped second 10' section filled with water again everything held. dropped third 10' section filled with water and water bled back down well. help!!!!