Statement 1: PAS 2035 is the over-arching document in the retrofit standards framework, with which users of the TrustMark Government endorsed quality scheme are required to comply with when carrying out domestic retrofit work. Statement 2: PAS 2030 is the over-arching document in the retrofit standards framework, with which users of the TrustMark Government endorsed quality scheme are required to comply with when carrying out domestic retrofit work.
Statement 1: By 2030 reduce energy use in all existing buildings by 80% and improve EPC scores for fuel poor homes. Statement 2: By 2030 reduce energy use in all existing buildings by 50% and improve EPC scores for fuel poor homes.
Statement 1: The data required to complete a retrofit risk path assessment does not require a site visit as it can be performed via phone, internet research or other data. Statement 2: The data required to complete a retrofit risk path assessment requires a site visit.
Statement 1: U-values are used to measure how effective elements of a building's fabric are at insulating against heat loss (or heat gain). Statement 2: The lower the U-value of an element of a building's fabric, the more slowly heat is able to transmit through it, and so the better it performs as an insulator.