1.0CLOSED LOOP GROUND HEAT EXCHANGERS

1.1Installation Personnel and Training Required.

1.1.1The loop contractor shall have a certified installer (technician) trained by IGSHPA or an IGSHPA certified manufacturer's training program.

1.1.2Ground heat exchanger fabricators shall have completed a heat fusion school in which each participant has performed a heat fusion procedure under direct supervision of an IGSHPA Association Certified Heat Fusion Technician or DOT certified heat fusion technician.

1.1.3Certified technicians shall attend a retraining school annually. A single failure of a fusion joint will void the certification, and the technician shall be retested to demonstrate satisfactory performance.

1.1.4Local and State laws and ordinances as they pertain to buried pipe systems shall be strictly followed, or the necessary variance obtained from the proper jurisdiction.

1.2System Sizing

1.2.1The recommended method and form for heating and cooling load calculations is available in the Air Conditioning Contractors of America (ACCA) Manual J. This or an equivalent method shall be performed using Component U-values and F-values in the heat loss and heat gain coefficients that reflect the actual construction of the building. Heating loss calculations shall be made using 70°F indoor design temperature. The recommended ASHRAE winter design temperature and cooling design temperature for the nearest weather station representative of the installation shall be used. Heat pump system shall be sized to meet or exceed the heating design load of the house. Installed auxiliary heating shall not exceed 150% of the heating design load. All supplemental heaters greater than 5 kW shall be staged. Sizing documentation shall be provided to the ENERGY STAR Homes Northwest Verifier.

1.3Thermostats

1.3.1An electronic thermostat shall be installed to control the heating and cooling system. Thermostats used for both heating and cooling shall have a manual changeover feature or heating/cooling lockout to prevent cross-cycling between heating and cooling.

1.3.2Heat Pump Thermostat Capability: Heat pump thermostats shall have the capability of supporting a lock out to limit supplemental heater use. The thermostat shall have a minimum of two stage heating control.

ENERGY STAR Homes Northwest

1

Geothermal Heat Pump Design and Installation Standards

Page 3
Image 3
Energy Tech Laboratories Homes Northwest manual Closed Loop Ground Heat Exchangers

Homes Northwest specifications

Energy Tech Laboratories Homes Northwest is pioneering the future of sustainable living through innovative design and cutting-edge energy technologies. Situated in a region where environmental consciousness meets advanced engineering, the homes developed by this trailblazing company epitomize eco-friendly living without compromising comfort or style.

One of the main features of Energy Tech Laboratories Homes is their focus on energy efficiency. Each residence is equipped with state-of-the-art insulation materials that significantly reduce energy loss, ensuring that heating and cooling systems operate at optimal efficiency. These homes are designed to consume minimal energy while maintaining a comfortable indoor climate year-round.

The incorporation of renewable energy sources is another hallmark of Energy Tech Laboratories' designs. Many of their homes come equipped with solar panels that harness the sun’s energy, allowing homeowners to generate their own electricity. This not only reduces reliance on nonrenewable energy sources but also inspires a sense of independence while lowering energy bills.

Smart home technology plays a crucial role in enhancing the living experience in Energy Tech Laboratories homes. With integrated systems that allow homeowners to control lighting, heating, and appliances remotely, convenience and efficiency are maximized. Smart thermostats, for instance, learn the routines of residents and adjust temperatures accordingly, further trimming down energy consumption.

Water conservation is a priority as well; these homes feature state-of-the-art plumbing fixtures designed to reduce water usage without sacrificing performance. Rainwater harvesting systems and greywater recycling options are available, allowing homeowners to utilize natural resources effectively and sustainably.

Aesthetics and functionality harmonize seamlessly in the design of Energy Tech Laboratories Homes. The architecture reflects modern styles while prioritizing natural light and open spaces, promoting a healthy and welcoming environment. Each home is crafted with sustainable materials, promoting not only environmental stewardship but also durability.

Furthermore, the company emphasizes community engagement and education. They regularly host workshops for residents and interested buyers, sharing knowledge about energy conservation practices and the latest in home technology innovations.

In summary, Energy Tech Laboratories Homes Northwest stands at the forefront of sustainable living by integrating energy efficiency, renewable resources, smart technologies, and a commitment to environmental stewardship. These homes are not just places to live; they represent a lifestyle choice that honors the planet and future generations.