Prices for materials used in door and window manufacturing mostly increased from April 2022 to May 2022, while rising on a year-over-year basis, according to the latest Producer Price Index (PPI) from the U.S. Bureau of Labor Statistics (BLS).

In May, the monthly PPI for flat glass in the commodity category rose 0.4% from the previous month and was up 9.8% compared to the previous year. According to BLS, the commodity classification “organizes products and services by similarity or material composition, regardless of the industry classification of the producing establishment.”

The index for flat glass manufacturing in the industry classification also went up by 0.6% from April 2022, in addition to increasing 14.6% on a year-over-year basis. The industry classification measures “changes in prices received for the industry’s output sold outside the industry (that is, its net output).”

The PPI for metal windows increased both from April (5.1%) as well as 35% compared to the May 2022 report. Prices for metal doors and frames also increased overall, 2.1% over the previous month and 36.3% over the previous year. Prices for wood window units increased slightly in May by 0.9% but were up 13.4% on a year-over-year basis. Prices for wood doors for interior and exterior applications increased in May 2022, up 0.6%, and saw an increase of 21.9% over May 2021 pricing.

The price for thermoplastic resins and plastic materials increased by 2.0% over April 2022 and saw an increase of 6.2% compared to May 2021. Prices for fiberglass plastic products rose by 2.7% from the previous month, contributing to the 15.5% increase over last year.

The cost of builders’ hardware, which includes hardware used in doors and windows, saw no change from April to May but increased by 15.4% from May 2022.

Monthly and Yearly Change in Door and Window Material Prices

Category April to May 2022 May 2021 to May 2022
Flat Glass +0.4% +9.8%
Flat Glass Manufacturing +0.6% +14.6%
Metal Windows +5.1% +35.0%
Metal Doors and Frames +2.1% +36.3%
Wood Window Units +0.9% +13.4%
Wood Doors +0.6% +21.9%
Thermoplastic Resins and Plastic Materials +2.0% +6.2%
Fiberglass Plastic Products +2.7% +15.5%
Builders’ Hardware 0% +15.4%

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