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Ashrae 90.1 2016 envelope pdf update#
The old rules seemed to indicate that if I exposed the roof deck and/or insulation under my proposed scope of work, I’d pretty much have to update that roof area under my scope-of-work to comply with the roof insulation requirements established in Table 5.5-4. To begin they seem to have clarified (or muddied, depending how you look at it) the general exceptions regarding roof replacement / recovering. With this month’s newsletter we’ll be focusing on updates to the building envelope established in Chapter 5. Now that we’ve had a chance to get to know the new ASHRAE it is safe to say making the choice between the two is now more nuanced than ever.
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Before we go further I should clarify that the 90.1-2013 only applies to commercial buildings as defined by the Energy Code, which includes residential structures over three stories. In a previous newsletter I touched upon some of the changes between the IECC 2015 and the IECC 2012 and said I would follow up with a look at the new ASHRAE 90.1-2013 vs the old 90.1-2010 requirements.
Ashrae 90.1 2016 envelope pdf code#
As usual the updated Code allows RAs and PEs a choice of actual Codes to follow – the IECC based NYCECC, or ASHRAE Standard 90.1 as modified by the NYCECC Appendix CA (not just Appendix A anymore). Explore criteria metrics other than cost savings (e.g.With the make or break date of October 3rd fast approaching for the new NYCECC we are going to continue looking at the differences between the new and old.Determine “base minimum” using whole building designs.Occupancy controls for dedicated HVAC system.Revisions to single & multi-zone VAV systems.Revisions to evaluate systems with Appendix GĪSHRAE Standard 90.1 Under Discussion Other Informal Concepts.Definition of cooling design temperature.Data Centers PUE = Total Energy Meter ÷ Peak IT Equipment EnergyĪSHRAE Standard 90.1 Under Discussion Continuous Maintenance Proposal (CMP)ĪSHRAE Standard 90.1 Under Discussion Other Continuous Maintenance Proposals (CMPs).Credit
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