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Northwest Energy Codes Group
Eric Makela Send Eric a Message
Sector: Commercial, Residential Function: Non-Function Specific
Thomas Anreise
Building Science Specialist/Technical Manager
CLEAResult
2/15/2012
Amanda Ayoub
Ayou, Inc.
12/23/2012
Mike Fowler
Multifamily New Construction Program Manager
Puget Sound Energy
Gary Heikkinen
NW Natural
7/10/2012
Mark Heizer
Building Codes Division
Owen Howlett
Energy efficiency researcher
Sacramento Municipal Utility District
Mike Kennedy
Mike D. Kennedy Inc
Eric Makela
Britt/Makela Group
6/6/2012
Chuck Murray
State Energy Policy
Washington State Department of Commerce, State Energy Office
Gary Nordeen
Senior Building Science Specialist
WSU Energy Program
Craig Patterson
Craig
7/27/2012
Michael Rosenberg
PNNL
Louis Starr
Codes and Standards Engineer
NEEA
Greg Stiles
PacifiCorp
Paul Tschida
Montana DEQ
Matt Tyler
Mechanical Engineer
PECI
7/23/2012
New residential ventilation video
Posted by Gary Nordeen | 4/23/2015
Mechanical ventilation systems in residences have been a requirement in Washington State since 1991 but still are one of the most misunder...
Parking Garage Ventilation
Posted by Eric Makela | 8/07/2012
Proposal would require garage ventilation systems to be able to modulate fan airflow rates to 50% or less of design airflow.
ENERGY CODES UPDATE 2nd QUARTER 2013
Posted by David Cohan | 7/23/2013
Fenestration product rating
Posted by Eric Makela | 9/07/2012
The proposed concept provides more detail on what is required to meet the NFRC fenestration requirements for commercial fenestration.
Air sealing at sprinkler head penetrations
Posted by Gary Nordeen | 7/25/2012
Lighting System Functional Testing
The proposed concept provides more specifics on how functional testing for lighting systems will be accomplished.
Increased Building Envelope as an Additional Efficiency Package Option
Posted by Eric Makela | 9/05/2012
The proposal will provide an option of increasing the building envelope efficiency to reduce the overall building energy usage.
Building Sub Metering as an Additional Efficiency Package Option
The proposal will provide an option of adding basic sub metering to a building.
Rooftop HVAC Economizer Fault Detection and Diagnostics
Posted by Eric Makela | 8/09/2012
The proposal would require that all newly installed air-cooled direct-expansion units, equipped with an economizer and with mechanical cooli...
Continuous Insulation Definition
Posted by Eric Makela | 8/23/2012
This proposed concepts clarifies the term continuous insulation using a proposed definition for the WA state energy code.
Air Leakage Testing ACH to SLA Alternative 1
The proposed concept changes the method of determining air leakage from ACH50 to SLA and provides an alternative to Air Leakage Testing ACH ...
Enhanced Lighting Control Option for Additional Efficiency Package Option
The proposal would delete the enhanced LPD option from the Additional Efficiency Package Options and replace the option with an advanced lig...
Inetgrated Economizer Requirement
Clarify that the intent of the economizer requirement is for an integrated economizer.
Limit on Air Cooled Chiller Capacity
Require that no more that 100 tons of cooling can come from air cooled condensers when the total building chiller capacity is over 500 tons.
Refrigerated Warehouses
The proposal sets minimum requirements for refrigerated warehouses including the envelope, condensers and compressors.
Two Speed Controls for Air Handlers Serving a Single Zone.
Require that air handlers serving a single zone reduce the fan energy by reducing the fan speed by 50% at 50% load or less when the horse po...
Temporary Structure Exemption
The proposed concept focuses on increasing the usability of the code by exempting tent and membrane temporary structures from the code and a...
Sprinkler head penetration air sealing
Add code language regarding how to air seal at sprinkler head penetrations in ceilings.
Air Leakage Testing ACH to SLA Alternative 2
The proposed concept changes the method of determining air leakage from ACH50 to SLA and provides an easy method to determine maximum leakag...
Revised Air Barrier and Insulation Installation Table
The proposed concept splits the Air Barrier and Insulation Installation table into two tables - one addressing only air sealing and the othe...
Air Leakage Testing Requirements
Posted by Eric Makela | 8/21/2012
The proposed concept adds language to correct the testing requirements for air leakage testing.
Heat Pump Supplementary Heat Lock Out.
The proposed concept requires clearer requirements for the installation and set-up of a strip heat lock-out device or programming a smart th...
Electric Water Heater Placement
The proposed concept requires that electric water heaters be placed on an insulated surface under certain conditions.
Duct Testing Requirements
Posted by Eric Makela | 7/09/2012
The concept adds duct leakage too the exterior as an acceptable alternative to the Total Leakage Test .
Component Performance Building Envelope Option
The proposed concept allows for a design heat loss rate UA approach and a solar heat gain coefficient rates SHGC trade-off approach.
Floor Insulation Installation
The proposed concept adds language for the installation, support and baffling at foundation vents.
Attic Insulation Installation
The proposed concept restricts where blown insulation can be installed in attic assemblies.
Exterior design conditions
The proposed concept adds language that specifies what exterior design temperatures are to used for heating and cooling load calculations.
Definitions
The proposed concept modifies and adds definitions to increase the clarity of the IECC.
Commercial Lighting Alterations for Existing Buildings
Modify the existing building lighting alterations threshold to require code compliance for small lighting change-outs.
Lighting Controls in Sleeping Units.
Posted by Eric Makela | 7/19/2012
Proposed concept requires hotel and motel sleeping units and guest rooms and dormitory sleeping units to be provided with occupancy sensor c...
Residential Options Approach
Posted by Eric Makela | 8/10/2012
Develop additional optional prescriptive options based on either the Oregon approach or Washington points approach.
Posted by Gary Nordeen | 8/10/2012
Cool Roofs for Commerical Buildings
The proposal modifies the current cool roof requirement to extend to Climate Zone 5 and also makes modifications to the current provisi...
Economizer Reliability Requirements
The proposal would require that economizers meet certain warranty requirements for durability and reliability.
Multiple Cell Heat Rejection Equipment
Requires that multiple cell heat rejection equipment with variable speed drives operate the maximum number of fans allowed and control all o...
Controlled Receptacles
Posted by Eric Makela | 7/11/2012
Proposed concept that requires at least 50% of all 125 volt 15 - and 20- Ampere receptacles installed in private offices, open offices and c...
Exempt Outside Air Requirement During Building Warm-up
Do not provide outside air during periods when the building is warming up prior to building occupancy.
Commercial Total Building Performance Approach
The proposal would delete Section C407 Total Building Performance Approach in its entirety and reference either ASHRAE 90.1 Chapter 11 ECB A...
Economizer High Limit Controls
The proposal would restrict enthalpy controls in certain climate zones and encourage dry bulb economizers in all climate zones.
Hot Water Recirculation Loop Commercial
The proposal requires that circulation hot water systems be equipped with an automatic control system that controls the recirculation pump o...
Fractional HVAC Motors for Fans are ECM
Requires HVAC fan motors larger than 1/12 HP and smaller than 1 HP to be ECM.
Commercial Refrigeration
The proposal regulates the energy use of refrigerated display cases, walk-in coolers or freezers connected to remote compressors or condensi...
Hot Water Residential Recirculating Systems
Require automatic demand control for residential circulating hot water systems.
Compressed Air System Requirements
Proposal would regulate the energy use of compressed air systems by regulating the type of compressor used for the system.
VAV Series Powered Terminal Unit ECM Motors
Require that VAV systems require series powered terminal units to have ECM Motors
Variable Flow Requirements for Hydronic Systems
The proposal will require the designer to provide variable flow for hydronic systems with a brake horsepower greater than or equal to 10 hp.
Modified Commercial Lighting Controls for Commercial Buildings
Modifies the control language in Section C405.2 to make the control requirements more understandable and more enforceable. The end res...
Commercial Wood Framed U-factor Modification
The U-factor Envelope table incorrectly lists the U-factor for an R13 + 7.5 ci as U-0.064. The correct U-factor is U-0.051. This...
Residential U-factor Modification
The wood framed wall U-factor listed in Table 402.1.3 is U-0.048 for a comparable assembly of R-23 + 10ci. The correct U-factor for th...
Computer room Ventilation.
Concept requires a computer room with a process-specific load over 5 tons to be served by a cooling system with an economizer, specific cont...
Kitchen Ventilation.
Set efficiency requirements on design and equipment used for kitchen exhaust.
Display lights in refrigerated cases
Display case lighting in refrigeration display cases and lights in point-of-sale box doors shall be equipped to automatically turn off the d...
Lab Exhaust
The design exhaust airflow shall be cabable of reducing zone exhaust and makeup airflow rates for buildings with laboratory exhaust systems.
Energy Display in Educational Buildings and Public Buildings
For publically owned buildings and education buildings, a permanent, readily accessible and visable display shall be provided adjacent to th...
Concept enables the user to have access to a recepticle that will be switched in a private office
Air Barrier Definition
The concept will increase the clarify of the definition of an barrier which should result in better sealing around the rim joist&n...
Residential Air Balancing
Require air balancing for all new residential HVAC systems. Either submit the proposal to the IECC or the IRC Chapter 16.
Duct air delivery efficiency concept
The concept requires turning vanes in residential duct work when the turn is located a certain distance from the air handler.