Abushakra, B., Walker, I.S. and Sherman, M.H. 2002. "A Study of Pressure Losses in Residential Air Distribution Systems." Proceedings ACEEE Summer Study 2002, Vol 1. pp. 1-13. American Council for an Energy Efficient Economy, Washington, D.C., LBNL-49700 On-line PDF version

Abushakra, B. " Longevity of Duct Tape in Residential Air Distribution Systems: 1-D, 2-D, and 3-D Joints," 2002. LBNL-51099. On-line PDF version

Dickerhoff, D.J., Walker, I.S. and Sherman, M.H. 2004. "Validating and Improving the DeltaQ Duct Leakage Test" ASHRAE Transactions, Vol. 110, Pt. 2., pp.741-751, ASHRAE, Atlanta, GA. LBNL 53959. On-line PDF version

Dickerhoff, D.J. and Walker, I.S. 2008. "Evaluation of the Repeatabilty of the DeltaQ Duct Leakage Testing Technique Including Investigation of Robust Analysis Techniques and Estimates of Weather Induced Unertainty" LBNL-1209E.On-line PDF version

Hammon, R.W. and Modera M.P., "Improving the Energy Efficiency of Air Distribution Systems in New California Homes." Proceedings of ACEEE Summer Study, Pacific Grove, CA, August 1996.

Jump, D.A. and M.P. Modera, "Energy Impacts of Attic Duct Retrofits in Sacramento Houses," In Proceedings of ACEEE 1994 Summer Study on Energy Efficiency in Buildings, Vol. 9, Berkeley, CA:ACEEE, 1994, pp. 9.195-9.203. LBL-35375.

Levinson, R., Delp, W., Dickerhoff, D., Modera, M., "Effects of Airflow Infiltration on the Thermal Performance of Internally-insulated Ducts" Energy and Buildings p.20: April 1999. LBL-45447.

Levinson, R., Delp, W., Dickerhoff, D., Modera, M., "Effects of Air Infiltration on the Effective Thermal Conductivity of Internal Fiberglass Insulation and on the Delivery of Thermal Capacity Via Ducts," Lawrence Berkeley Laboratory, 2000. LBL-42499.

McWilliams, J. and Walker, I.S. 2005. "Renovating Residential HVAC Systems." Home Energy Magazine, Vol. 22.1, Home Energy, Berkeley, CA. LBNL-57406. On-line PDF version

McWilliams, J. and Walker, I.S. 2004. "A Systems Approach to Retrofitting Residential HVAC Systems." Proc. ACEEE 2004 Summer Study. American COuncil for an Energy Efficient Economy, Washington, D.C.LBNL-54696. On-line PDF version

Modera, M.P., "Zone Conditioning in California Residences," Lawrence Berkeley Laboratory, 1991. LBL-30475.

Modera, M.P., Dickerhoff, D.J., Jansky, R., and Smith, B.V. "Improving the Energy Efficiency of Residential Air Distribution Systems in California: Final Report - Phase I," Lawrence Berkeley Laboratory, 1991. LBL-30886.

Modera, M.P. and J. Andrews, "Energy Savings Potential for Advanced Thermal Distribution Technology in Residential and Small Commercial Buildings," Lawrence Berkeley Laboratory, 1991.

Modera, M.P. and R. Jansky, "Residential Air-Distribution Systems: Interactions with the Building Envelope," In Proceedings, Thermal Performance of the Exterior Envelopes of Buildings V, Atlanta, GA:ASHRAE, 1992, pp. 623-631. LBL-31311.

Modera, M.P., J. Andrews, and E. Kweller, "A Comprehensive Yardstick for Residential Thermal Distribution Efficiency," In Proceedings of ACEEE 1992 Summer Study on Energy Efficiency in Buildings, Vol. 2, Berkeley, CA:ACEEE, 1992, pp. 2.167-2.177. LBL-31579.

Modera, M.P., "Characterizing the Performance of Residential Air Distribution Systems," Energy and Buildings 20 65-75, 1993. LBL-32532.

Modera, M.P., "Field Comparison of Alternative Techniques for Measuring Air Distribution System Leakage," In Proceedings of the ASTM Symposium on Airflow Performance of Building Envelopes, Components and Systems, Fort Worth TX:1993. LBL-33818.

Modera, M.P. and Jump D.A., "Field Measurement of Interactions Between Heat Pumps and Attic Duct Systems in Residential Buildings," In Proceedings of the ASME Solar Energy Conference, Hawaii:1994. LBL-36047.

Sherman, M., Walker, I., " Can duct tape take the heat?" LBL-41434 On-line PDF version

Sherman, M.H., Walker, I.S. and Dickerhoff, D.J.2000. " Stopping Duct Quacks: Longevity of Residential Duct Sealants." In Proceedings, ACEEE Summer Study 2000, ACEEE, Washington D.C. LBNL - 45423 On-line PDF version

Sherman, M. and Walker, I. S. 2002. Residential HVAC and Distribution Research Implementation - CIEE/PG&E Final Report LBNL-47214. On-line PDF version

Sherman, M.H. and Walker, I.S. 2003. "Advanced Duct Sealant Testing." Lawrence Berkeley National Laboratory. LBNL-53547. On-line PDF version

Sherman, M.H. and Walker, I.S. 2004. "Duct Tape Durability Testing." Lawrence Berkeley National Laboratory. LBNL-54767. On-line PDF version

Siegel, Jeffrey and I.S. Walker. "Deposition of Biological Aerosols on HVAC Heat Exchangers." To appear in the proceedings of ASHRAE IAQ 2001.  LBNL-47669. On-line PDF version

Siegel, Jeffrey, J. McWilliams and I. Walker 2002. Comparison Between Predicted Duct Effectiveness from Proposed ASHRAE Standard 152P and Measured Field Data for Residential Forced Air Cooling Systems. Submitted to ASHRAE Transactions. Currently available as Lawrence Berkeley National Laboratory LBNL-50008.   On-line PDF version

Stetiu, C., "The Effect of Simplifying the Building Description on the Numerical Modeling of its Thermal Performance," Lawrence Berkeley Laboratory, 1993. LBL-34362.

Treidler, E.B. and Modera, M.P., "New Technologies for Residential HVAC Ducts", Lawrence Berkeley Laboratory Report, LBL-35445. On-line PDF version

Treidler, E.B., Modera, M.P., Lucas R.D., and Miller J.D., "Impacts of Residential Duct Insulation on HVAC Energy Use and Life-Cycle Costs to Consumers", ASHRAE Trans. 102(I) 1996, Lawrence Berkeley Laboratory Report, LBL-37441.

Treidler, B. and M. Modera, "Peak Demand Impacts of Residential Air-Conditioning Conservation Measures," In Proceedings of ACEEE 1994 Summer Study on Energy Efficiency in Buildings, Vol. 7, Berkeley, CA:ACEEE, 1994, pp. 7.249-7.258.

Walker, I.S., Sherman, M.H., 2005. "Duct Tape and Sealant Performance", ASHRAE Journal, February 2005, ASHRAE, Atlanta, GA. LBNL 57225 On-line PDF version

Walker, I.S., Modera, M.P., "Field Measurements of Interactions Between Furnaces and Forced Air Distribution Systems", LBL-40587 On-line PDF version

Walker, I.S., 1998. "Technical Background for Default Values used for Forced Air Systems in Proposed ASHRAE Standard 152P", ASHRAE Trans., Vol. 104, Part 1B, pp. 1360-1375. ASHRAE, Atlanta, GA. LBNL-40588 On-line PDF version

Walker, I., Sherman, M., Modera, M., Siegel, J., "Leakage Diagnostics, Sealant Longevity, Sizing and Technology Transfer in Residential Thermal Distribution Systems" LBL-41118 On-line PDF version

Walker, I., Sherman, M., Siegel, J., Wang, D., Buchanan, C. and Modera, M., "Leakage Diagnostics, Sealant Longevity, sizing and technology transfer in residential thermal distribution systems - Part 2" LBL-42691 On-line PDF version

Walker, I.S. 2001. Sensitivity of Forced Air Distribution System Efficiency to Climate, Duct Location, Air Leakage and Insulation.   LBNL-43371.   On-line PDF version

Walker, I., Sherman, M.,February 2000."Assessing the Longevity of Residential Duct Sealants". In Proceedings of the RILEM 3rd International Symposium: Durability of Building and Construction Sealants, 71-86.   LBNL-43381   On-line PDF version

Walker, I. S., Brenner, D. E., Sherman, M. and Dickerhoff, D.J. 2003. "Evaluation of PEGIT Duct Connection System". LBNL-43382. On-line PDF version

Walker, I.S., Sherman, M.H., Wempen, J., Wang, D., McWilliams, J.A., and Dickerhoff, D.J. 2001. Development of a New Duct Leakage Test: Delta Q.   LBNL-47308.   On-line PDF version

Walker, Degenetais, G. and Siegel, J. May 2002. Simulations of Sizing and Comfort Improvements for Residential Forced-Air Heating and Cooling Systems   LBNL-47309.   On-line PDF version

Walker, I.S., Wray, C.P., Dickerhoff, D.J., and Sherman, M.H. 2001. Evaluation of flow hood measurements for residential register flows.   LBNL-47382.   On-line PDF version

Walker, Siegel, J. and Degenetais, G. May 2001. Simulation of Residential HVAC System Performance   LBNL-47622.   On-line PDF version

Walker, I.S., Dickerhoff, D.J. and Sherman, M.H. 2002. "The DeltaQ Method of Testing the Air Leakage of Ducts" Proceedings ACEEE Summer Study 2002, American Council for an Energy Efficient Economy, Washington, D.C. LBNL-49749. On-line PDF version

Walker, I.S. and Sherman, M.H., 2003. "Sealant Longevity for Residential Ducts, Durability of Building and Construction Sealants and Adhesives, ASTM STP 1453," A. Wolf Ed., American Society for Testing and Materials, West Conshohocken, Pa. LBNL-50189. On-line PDF version

Walker, I.S. and Guillot, C. 2003. "Experimental Evaluation of Gas Filled Plenum (GFP) Insulation for Ducts" LBNL-52084. On-line PDF version

Walker, I.S., McWilliams, J.A. and Konopacki, S.J. 2003. "Case Study Field Evaluation of a Systems Approach to Retrofitting a Residential HVAC System" LBNL-53444. On-line PDF version

Walker, I.S., Sherman, M.H. and Dickerhoff, D.J. 2004. "Reducing uncertainty for the DeltaQ duct leakage test" , Proc. ASHRAE/DOE/BTECC Thermal Performance of the Exterior Envelopes of Buildings IX, ASHRAE, Atlanta, GA. LBNL-53549. On-line PDF version

Walker, I.S., Mingee, M.D. and Brenner, D.E. "Improving Air Handler Efficiency in Residential HVAC Applications" LBNL-53606 On-line PDF version

Walker, I.S. 2003. "Register Closing Effects for Forced Air Heating System Performance." LBNL-54005. On-line PDF version

Walker, I.S. 2004. "Improving Air HAndler Efficiency in Houses." Proc. ACEEE Summer Study 2004. American Council for an Energy Efficient Economy, Washington, DC. LBNL-54760. On-line PDF version

Walker, I.S. and Lutz, J.D. 2005. "Laboratory Evaluation Of Residential Furnace Blower Performance." LBNL-58742. On-line PDF version

Walker, I.S. 2005. "The State of the Art in Residential and Small Commercial Air Handler Performance." Lawrence Berkeley National Laboratory Report, LBNL-57330. On-line PDF version

Walker, I.S. 2005. "Homeowner Best Practices Guide for Residential Retrofits." LBNL-57287. On-line PDF version

Walker, I.S. and Dickerhoff, D.J. 2006. "Evaluation of a new ramping technique for duct leakage testing." Lawrence Berkeley National Laboratory Report, LBNL-61743. On-line PDF version

Walker, I.S. and Dickerhoff, D.J. 2007. "Field and Laboratory Evaluation of a new ramping technique for duct leakage testing." Lawrence Berkeley National Laboratory Report, LBNL-62262. Submitted to ASHRAE Trans. On-line PDF version

Last Modified: Oct 29, 2003