Control the environment with sound curtain, barrier or wall products. Unger Technologies offers customers turnkey soundproofing service. Our acoustical consultants can help determine which products are needed and the best placement for maximum effect. Unger works with clients to bring the environmental noise to an acceptable level and control the acoustical environment. This is achieved with acoustical products, including soundproof curtains, walls or barriers that intercept the sound path and reflection, dissipating the noise problem.