Energy Star version 3 01 January 2012 came into force, but an infection of the appraisers and builders will begin this summer with the version 2.5 guidelines. Authentication is successful. This article describes the implementation of the program and will discuss the most significant changes in version 2.5
Transition dates - Energy Star version, which is (2.5 or 3) must be used depends mainly on its expiry date. To ensure any future plans for individual projects will need to use the correct version. Regardless of a home is allowed, if completed after January 1, 2012 must meet guidelines V3. 3.0 V will be much easier to meet guidelines version 2.5, but version 2 is more difficult than (the current version of Energy Star.) Version 2.5 changes its providers; training in the first quarter of 2011, the EPA official said the training materials. Until then, assessors, using the EPA Web site and will be able to download v2.5 and V3 Semiconductor. Both versions use the same checklists, many of which are new. New test HVAC and water quality of the establishment of a list of the 20 points of management includes a comprehensive checklist. However, a checklist of items that are required under some version 2.5.Appraisers builders, and HVAC contractors to cover all tests with the v2.5 are required, but do not meet these checklists would disqualify a home program fails.
Although most items are not mandatory, there are some changes that are required in v2.5. The most significant changes are required as follows:
1. Power Reference Design Star Hoop - 85 of a potential standard for the index will display the certification path. The goal of the index is now variable and the reference design will be based on Energy Star. Reference design requirements for Energy Star specifications at the prescriptive path and the team of domestic energy use are calculated by a model. The performance of a home that way, at least as efficient as that of the way home. This effectively homes to be somewhere around 30% more efficient than code, as opposed to 15% of the age requirement will be required.
2. Home Size Adjustment - reference project in addition to the destination, the index will be adjusted according to the size of the house. Some rooms will be punished with large homes. Large houses with many rooms would be no penalty. In some cases, homes that qualify for ENERGY STAR approximately 50% more efficient than the code will be.
3. Building envelope requirements change - "Thermal Bypass Checklist" has been renamed and is now "cool box checklist. or double walls using 2x4 or 2X6, or c). California spray foam, like many technologies, insulated headers, door and window frames worth, T-staircase walls, and a minimum space of 16 pins "(the walls of the cargo in excess framing is allowed) using the second-Over. The air signals drywall joints or expansion foam (Atari) needs to be off with another option to the attic with spray foam will encapsulating...Have been advanced to explain the details.
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