The seasonally unadjusted prices for materials used in glass and glazing manufacturing were predominantly positive in August and in year-over-year price changes, according to the latest Producer Price Index (PPI) from the U.S. Bureau of Labor Statistics (BLS).

In August, the monthly PPI for flat glass in the commodity category increased 2.4% but rose 11.3% from August 2021. According to the BLS, the commodity classification “organizes products and services by similarity or material composition, regardless of the industry classification of the producing establishment.”

The August index for flat glass manufacturing in the industry classification also increased from July, up 3.4%, as well as rising 20.3% 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).”

Prices for fabricated structural metal products showed no change from last month’s PPI report, but remains up 17.7% from a year ago. The index for ornamental and architectural metal product manufacturing, in the industry category, also increased—0.2% from July to August and 24.9% from August 2021.

The PPI for metal windows increased 0.6% from July and climbed 31% compared to the August 2021 report. The price for metal doors and frames remained steady from July and rose 23.6% on a year-over-year basis.

The cost of builders’ hardware, including glass and glazing, increased 2.3% from last month’s report, and 14.2% from August 2021.

CategoryJuly 2022 to August 2022August 2021 to August 2022
Flat Glass+2.4%+11.3%
Flat Glass Manufacturing+3.4%+20.3%
Fabricated Structural Metal Products0.0%+17.7%
Ornamental and Architectural Metal Work Manufacturing+0.2%+24.9%
Metal Windows+0.6%+31%
Metal Doors and Frames0.0%+23.6%
Builders’ Hardware+2.3%+14.2%