Val-Matic Valve’s stainless steel wastewater air valves maintain system design efficiency and provide system protection. The seamless cast stainless steel body prevents corrosion and increases integrity and is lightweight for easy installation. The valve design provides ease of maintenance and years of trouble-free operation in the harshest conditions. The cast stainless steel bodies are recommended for severe service where hydrogen sulfide or industrial chemicals produce accelerated corrosion in iron. 630-941-7600; www.valmatic.com