M Appliances and Lighting

VERIFICATION

Field Verification: The Rater must conduct field compliance verification and take photos of the recycling and / or compost center( s).

INTENT

To increase the rates of recycling, composting, and waste diversion by providing built-in features that make these activities easier.

M5. LIGHTING EFFICIENCY

CRITERIA FOR QUALIFICATION Up to two points of credit are available, as follows: M5.1. High-Efficacy Lighting( 1 Point)

Install high-efficacy lighting for all permanently installed luminaries in the home and in all common areas of a multifamily home. High-efficacy lighting must meet the guidelines in the following table 1:

If efficacy is not listed on the manufacturer’ s technical documentation, calculate it by dividing the bulb lumens by the bulb watts.

M5.2. Lighting System Designed to IESNA Footcandle Standards or Designed by Lighting Consultant( 1 Point)

To receive credit for this measure, the builder must do one of the following: �

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Install a lighting system that is layered to deliver appropriate ambient, task, and accent lighting that meets the needs of each space in the home. The footcandle measurements for each of these lighting layers must meet the suggested footcandle measurements suggested in the Illuminating Engineering Society of North America( IESNA) handbook. Hire a certified lighting consultant to design the lighting system, including bulb wattage choices and lighting fixture placement, to eliminate excess lighting and control glare. Many utilities have lighting experts on staff to evaluate plans or physically evaluate spaces. Footcandle measurements for each of these lighting layers must meet the suggested footcandle measurements in the IESNA handbook.

1 Source: California Energy Code( CEC), Table 150-C

DRAFT GreenPoint Rated New Home Rating Manual Version 6.0, September 2013 85 © Build It Green