Every GM Heating installation includes a 10-year warranty covering both parts AND labor. If anything fails due to equipment or workmanship in the first 10 years, we fix it at no charge. In writing — no fine print.
Every GM Heating installation includes a 10-year warranty covering both parts AND labor. If anything fails due to equipment or workmanship in the first 10 years, we fix it at no charge. In writing — no fine print.