Grand Rapids Specialty Gas Experts For high quality PurityPlus specialty gases in Grand Rapids, GTW offers a great selection. These gases are true professional-grade and conform to PurityPlus quality standards. GTW’s specialty gas laboratory is strategically located to deliver to the Grand Rapids area and our highly trained staff is qualified to help you with all your specialty gas needs. We take quality seriously and to insure this, we submit samples to third-party testing every year. In addition to this, we attend training seminars to ensure we maintain our exceptional quality. GTW is part of the largest independent network of specialty gas producers in North America. We pride ourselves on great customer service and we strive to exceed our customer’s expectations on each and every order. Our specialty gases are competitively priced while maintaining the highest quality to meet your needs. Here at GTW, we strive to be your specialty gas supplier in Grand Rapids. To learn more on our line of certified specialty gases for Grand Rapids or if you have any questions, check out our specialty gas catalog, please call 616-754-6120 or contact us online.