• Occupancy gains may appear different

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview Occupancy levels that are defined within CAD input are overwridden by the NCM…

  • Internal Surfaces appearing in PartL U-Value checks

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview The SBEM calculation engine performs a comprehensive check on U-Values for external…

  • Inputting DHW Generator Seasonal Efficiency

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview This document shows the correct way to input the Generator Seasonal Efficiency…

  • Considering ground floor U-values

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview The SBEM calculation engine requires confirmation that U-values for ground floors…

  • 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…

  • 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…

  • 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,…

  • How to use Room Multipliers

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview There may be situations where you require a large number of rooms in a project…

  • Potential Measures for Scottish EPC's

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview A requirement to enter Potential Measures has been introduced as part of the…

  • 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…

  • Room Types and the NCM Database

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview The room types used in the SBEM Part L calculation engine are defined according…

  • BRUKL and ENE01 Compliance Checker differences

    Product(s): Hevacomp Mechanical Designer Version(s): V8i (N/A) Environment: N/A Area: N/A Subarea: N/A Overview It has been noted that there is a discrepancy between the Primary Energy figure…

  • 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…

  • 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…

  • 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…

  • RE: Hevacomp - Design Database - Special Surface Types

    A quick follow up for any users following this thread and curious as to the outcome: The project had 2 custom doors defined. Type 1 was a personnel door with 63% glazing, Type 2 was a vehicular access door with 2% glazing. The rooms in question had a…

  • 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…
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