How Much Insulation Does a Home in Oklahoma Need?
Oklahoma’s 77 counties fall into three different IECC climate zones, so there’s no single R-value that fits the whole state.
How Much Insulation Does a Home in Ohio Need?
Ohio’s insulation needs depend on which of the state’s two IECC climate zones a home sits in.
How Much Insulation Does a Home in North Dakota Need?
North Dakota’s 53 counties split across two federal climate zones, 6A and 7, and that split is what decides how much insulation a given home needs.
How Much Insulation Does a Home in North Carolina Need?
North Carolina spans three IECC climate zones, so there’s no single R-value answer for the whole state.
How Much Insulation Does a Home in New York Need?
New York doesn’t have one insulation number, it has three, because the state itself sits in three different climate zones.
How Much Insulation Does a Home in New Mexico Need?
New Mexico doesn’t have one insulation answer. The state spans three IECC climate zones, so the right R-value depends on which of the state’s 33 counties…
How Much Insulation Does a Home in New Jersey Need?
New Jersey doesn’t have one answer to this question. The state splits across two IECC climate zones, 14 counties in zone 4A and 7 in zone 5A, and each…
How Much Insulation Does a Home in New Hampshire Need?
New Hampshire’s 10 counties split across two IECC climate zones, 6A and 5A, so there’s no single statewide R-value to memorize.
How Much Insulation Does a Home in Nevada Need?
Nevada’s insulation needs depend on which of three climate zones a county falls into, not a single statewide figure.
How Much Insulation Does a Home in Nebraska Need?
Nebraska sits entirely in IECC climate zone 5A, so the whole state falls into the same row of the ENERGY STAR retrofit table: R60 for an attic with no…