100002075

Step-by-step, Step 1. Identify candidate systems for submetering (E)
Modify the second sentence to read: "These subsystems may include residential units, irrigation, indoor plumbing fixtures, domestic hot water, process water, reclaimed water, and cooling towers."

v4 Homes ENERGY STAR Clarifications

Rating System Correction 1: Requirements for Homes
Remove:
Meet the requirements of ENERGY STAR for Homes, version 3
Complete the thermal enclosure system rater checklist, the HVAC system quality installation rater and contractor checklists, and the water management system builder checklist. Certified passive house projects automatically meet the thermal enclosure system rater checklist requirement.

ad-100001115

In alphabetical order, add the following definition for nonoccupied spaces, "Nonoccupied spaces are defined as spaces designed for equipment and machinery or storage with no human occupancy except for maintenance, repairs, and equipment retrieval."

ad-100001114

In alphabetical order, add the following definition for nonoccupied spaces, "Nonoccupied spaces are defined as spaces designed for equipment and machinery or storage with no human occupancy except for maintenance, repairs, and equipment retrieval."

ad-100001113

In alphabetical order, add the following definition for nonoccupied spaces, "Nonoccupied spaces are defined as spaces designed for equipment and machinery or storage with no human occupancy except for maintenance, repairs, and equipment retrieval."

ad-100001104

In alphabetical order, add the following definition for non-regularly occupied space, "Non-regularly occupied spaces are spaces that occupants pass through, or spaces used in pursuit of focused activities for less than one hour per person per day (on average)."

ad-100000631

"Air-flow testing should be done with the room dampers completely open and room doors completely closed. If test results deviate slightly from the design air-flow rates, adjust the balancing dampers and retest. If test results deviate considerably from the design air-flow rates, ductwork may be crushed, punctured, or obstructed. Work with the HVAC contractor to fix the problem."change to "Performance testing is important for identifying any equipment failures or installation problems.

ad-100000630

[Add new paragraph just before 4th paragraph that starts "HVAC contractors sometimes bump..."]"Projects are prohibited from using floor, ceiling, or wall cavities as a substitute for ductwork.

ad-100000629

"Third-party testing should be performed by an energy rater or Green Rater. Testing is important for identifying any equipment failures or installation problems. HVAC contractors should do their own performance testing, but this does not qualify as third-party testing." change to "Performance testing is important for identifying any equipment failures or installation problems.

ad-100000628

[Add new paragraph just before 2nd paragraph that starts "Specify timer controls..."]"Credit EQ 5.2 can be awarded if the requirements are met for all bathrooms with showers, bathtubs, or spas. Half-baths can be excluded."