TY - RPRT TI - Evaluation of the fire performance of a dibromotetrafluoroethane- blown rigid polyurethane foam AU - Lee, T G AU - Parker, W J AU - Tryon, M PY - 1974 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS IR 74-456 DO - 10.6028/NBS.IR.74-456 ER -