a domed shaped cap 3 which should be smooth and rounded on top in order to prevent it from damaging the roof of the tent section as shown in fig3 the vertical pole section 5 has a concave cross sectional shape 13 which will conform with the outside surface of the tent pole 6 to insure a snug fit when the strap or straps 11 are attached in addition the tent poles 6 and the poles 4 5 12 are shown as being tubular however they can be any shape as long as they can perform their intended function also if the pole 6 is another shape for example rectangular the shape 13 should be made to match the shape of the pole 6 fig4 shows a second embodiment of the present invention which does not need the strap or straps 11 to attach the present invention to the tent poles 6 the roof support shown in fig4 has the same doomed top 3 a vertical pole section 12 39 and a vertical pole section 5 39 which perform essentially the same functions as the same parts in the fig2 device however the horizontal pole 4 39 has a flange 14 with an aperture 8 therethrough which can be used to support a.