New research claims the costs of adding improved insulation onto Kiwi homes is far lower than initially reported. 

Earlier in the year, Minister Chris Penk wanted to roll back insulation standards, citing reports of overheating issues and standards adding extra costs to new homes.

New Zealand Certified Builders Chief Executive Malcolm Fleming says the cost of improved insulation for Kiwi homes is significantly less $40,000 - $50,000 cited by some.

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