Material, Labor and Supply Chain Challenges : Not only Quanex but also overall construction and related industries are experiencing inflationary pressure and challenges within the supply chain. Although companies are raising prices for their products to mitigate the pressure, these headwinds are likely to impact bottom-line results. Quanex — which shares space with Owens Corning Inc. ( OC - Free Report ), Masco Corporation ( MAS - Free Report ) and Gibraltar Industries, Inc. ( ROCK - Free Report ) in the Zacks Building Products – Miscellaneous industry — witnessed subtle adjusted EBITDA growth during the fiscal second quarter. Margins were under pressure in the North American cabinet components segment, primarily due to hardwood cost inflation.