[Bldg-sim] Roof construction-AppendixG ASHRAE 90.1

[John Aulbach]

Sambhav:

My understanding is that you only need put in a simple U-value for the Specification method (see attached Word Document). You then create your actual construction in your Proposed case.

John Aulbach

--- On Wed, 5/27/09, sambhav tiwari <tiwari.sambhav at gmail.com> wrote:

> From: sambhav tiwari <tiwari.sambhav at gmail.com>
> Subject: [Bldg-sim] Roof construction-AppendixG ASHRAE 90.1
> To: bldg-sim at lists.onebuilding.org
> Date: Wednesday, May 27, 2009, 5:08 AM
> Hello All,
> 
> I am working on a energy simulation model following
> Appendix G of
> ASHRAE 90.1-2004.
> In this appendix, table G3.1, under the building envelope
> category
> specifies that for roofs- insulation is entirely above deck
> but does
> not specific the kind of construction. Can I use any kind
> of material
> (like RCC, cast concrete or a metal frame) with insulation
> above deck
> to meet the required U value. Please clarify.
> 
> Thanks & Regards,
> 
> Sambhav Tiwari.
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