slots 16 formed between a central extent of the base strip and a second side edge thereof the mounting slots extend outwardly and toward the bottom end with the mounting slots being in communication with the second side edge by this structure the base strip may be removably mounted to a roof via a plurality of nails which are in turn secured to at least one of the mounting apertures and slots next provided is a support strip 18 having a width approximately equal to that of the base strip and a length half that of the base strip as shown in fig2 amp 3 the support strip comprises a pair of thin elongated and parallel plates which are coupled together by way of a pair of interconnects 19 the support strip has an inboard end hingably coupled to a center of the base strip to accomplish this the base strip preferably has a pair of parallel elongated lips integrally coupled thereto and extending upwardly therefrom to define a fork 20 which extends along a bottom half of the base strip as such the support strip pivots within a plane in which the base strip resides as shown in fig1 amp 3 an outboard end of the support strip is equipped with a large inverted l shaped member 22 mounted thereon and extending upwardly therefrom for maintaining a plurality of planks on the support strip as will become apparent hereinafter a small upright l shaped member 24 is coupled to the inverted l.