Smith™ GASAVER™ WDW104Genuine Smith™ WDW104 GASAVER™ is designed for use with propane or natural gas and oxygen and is ideal for production brazing and welding applications. Smith GASAVERS™ can help you realize huge savings by eliminating wasted gas during torch start-up / shut-down and between flame applications. They also save time by eliminating repeated torch adjustment. The WDW104 GASAVER™ gives you a safe place to temporarily put your torch between jobs and is used by America's largest production plants. Torch flame is automatically extinguished when torch is not in use. Simply pass torch over pilot flame to re-light.Features WDW104 GASAVER™ for use with propane or natural gas and oxygen. Equipped with adjustable pilot light UL Listed Made in USA 1-Year Warranty