extending in the direction of the open end 302 body member 308 is configured as a circle conforming to the open end 302 of the canister light fixture 300 the diameter of body member 308 depends on the size of the open end of the canister fixture body member 308 has a diameter greater than the open end of the canister so as to cover the open end 302 when the diameter of body member 308 is greater than the diameter of the open end 302 the lip 310 of the body member 308 abuts the lower surface 303 of the open end 302 in alternative embodiments body member 308 may be so configured as to only partially cover the open end 302 of the canister light fixture 300 additionally distal attachment section 312 is configured to have threads 314 so as to mate with the canister fixture light socket 315 to deploy the ceiling blank distal attachment section 312 is first engaged with the canister fixture light socket 315 by turning the distal attachment section 312 to mate with the canister fixture light socket 315 once engaged tension member 316 engages with fixture fitting 318 as described hereinabove longitudinal length 320 of the tension member 316 is configured to accommodate the longitudinal length of the canister light fixture 300 as well as to provide a sufficient tension force necessary to press body member 308 against the lower surface 303 of the canister light fixture 300 in further embodiments the body member 308 may press against an exterior wall surface or the edge of a light fixture when the tension force is exerted body.