TY - GEN AU - Petersen, Stephen R C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1991-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.IR.88-3801-1 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1991 TI - ZIP - the Zip-Code Insulation Program, version 2.0 ::economic insulation levels for new and existing houses by three-digit zip code : users guide and reference manual (revised edition) ER -