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  • Glazing Light Transmittance in Part L Results

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview The Light Transmittance figures used in a Part L calculation come from two separate…

  • Glazing area differences

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview The SBEM engine can adjust glazing areas in Notional buildings so they may not…

  • Fuel Heating Type

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview The SBEM calculation engine can consider the HWS system as the main fuel heating…

  • External doors missing from BRUKL report

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview In certain circumstances, external doors will not appear on the BRUKL document…

  • Excessive thermal bridging

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview PSI date for thermal bridging is decided by the construction type. Selecting…

  • EPCgen.net Activation Code

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview The Energy Assessor section within the Hevacomp Part L Project tab contains a…

  • Calculating hot water demand

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview Hot water demand in your PartL project is calculated through the NCM databsase…

  • Energy Consumption on BRUKL report

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview The BRUKL Compliance and Energy reports from the Hevacomp Part L program contain…

  • EPBD Recast - Specifying alternative forms of energy

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview The Part L Compliance Report (BRUKL report) contains a section to indicate whether…

  • Keyword out of range: Heat SSEFF error

    Product(s): Bentley Hevacomp Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview The SBEM calculation has generated a "Keyword out of range: Heat SSEFF" error Method …

  • Cannot select Display Lighting

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview In some instances, efficient display lighting cannot be selected. Method …

  • The BRUKL document is listing an unexpected building type

    Product(s): Bentley Hevacomp Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview You may see an unexpected building type listed in your BRUKL document Method Building…

  • CHP will not connect to an HWS sysytem

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview CHP cannot be directly and solely connected to HWS. Method At this time,…

  • Auxiliary Energy - an explanation

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview The 'Energy Consumption by End Use' section of a Compliance Report can be a useful…

  • Why is the Hevacomp BRUKL Document not showing Solar Thermal Systems?

    Hi, Please would someone be able to help me. I have been trying to complete an SBEM for a client and this one part of the BRUKL document won't show up when I run the compliance section of the Part L in Hevacomp. On the roof of the building in question…

  • Level 5 - DSM - Hot Water Service within 'Plant Data'

    Hello, I am trying to model an Indirect Water Cylinder within 'plant data' for a Level 5 EPC. One of the variables that the software asks for is 'heat losses from unit' with the units being W/degree C. Within SBEM, the heat loss is stated…

  • The NCM modelling guide

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview The NCM modelling guide provides a great deal of information regarding the methods…

  • XML document is not produced

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview After a successful EPC calculation, an XML document is normally produced within…

  • Defining air permeability

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview If Criterion 2 of the Compliance report is showing a different overall air permeability…

  • Consideration of shading factors

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview The PartL 2013 calculation utilises a number of methods for considering shading…

  • General Lighting output in compliance report

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview When producing the compliance report, the SBEM calculation engine employs banding…

  • Lighting results do not match input data

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview When entering lighting calculation information in PartL, the results sometimes…

  • Entering non-standard HVAC systems

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview It may be necessary when using the PartL program to enter 'non-standard' HVAC…
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