Prefabricated reinforced concrete joist Roofing lightened

摘要

Refers to a Beam prefabricated reinforced concrete inverted T shape, with Wings on its lower portion.These beams are placed on walls or girders Spaced 50 centimeters between a Beam and another, so that some blocks of Clay or concrete polystyrene Thinners, fit in the Space formed by two beams using the Tabs from the blocks in the Wings of the joists. These beams will be used in the Construction of roofs and roofs of houses