About Seller: Since 1974, Specific Systems, LTD. has been dedicated to providing reliable, high-quality environmental air-conditioning, heating, ventilating, and pressurization systems. Our commitment to excellence in design and service is evident in our proven engineering principles and continuous enhancement of our standard modular products. With a focus on strong engineering practices, Specific Systems is a leader in modular environmental control system technology. Rest assured, you can rely on Specific Systems to consistently deliver peak performance.