D Structural Frame and Building Envelope
INTENT
To increase the durability of construction by installing permanent, non-chemical or less-toxic chemical measures to reduce damage caused by common pests and rot.
D11. MOISTURE-RESISTANT MATERIALS IN WET AREAS( SUCH AS KITCHEN,
BATHROOMS, UTILITY ROOMS, AND BASEMENTS)
CRITERIA FOR QUALIFICATION Two points of credit are available for implementing all of the following practices:
� Use non-paper-faced backer board on the walls of the tub, shower, and spa areas.
� Use water-resistant flooring( such as tile, laminates, concrete, or linoleum, but not wood) over the entire floor area of kitchens, bathrooms, laundry / utility rooms, and spa areas, and within three feet of exterior doors.
� Install tile or other water-resistant materials on walls to a minimum of four inches horizontally and vertically from the edges of tub and / or shower assemblies. Painted drywall is not water-resistant.
� For all water heaters installed in or over the living space, install a drain pan and plumb it to a drain. Tankless and / or hybrid water heaters must also have pans and drains.
� For any clothes washers or dishwashers installed in or over the living space, install one of more of the following:
VERIFICATION
– A drain and drain pan – An accessible single-throw supply valve – A leak detection device that can cut the water supply
Field Verification: The Rater will conduct field compliance verification of installed practices and take representative photos of all components.
INTENT
DRAFT
To improve building durability by incorporating permanent measures designed to prevent moisture damage commonly found in high-moisture interior areas.
DRAFT GreenPoint Rated New Home Rating Manual Version 6.0, September 2013 35 © Build It Green