Cranford, N.J.-based Mainstream and Carnegie, Pa.-based Red Valve have released engineering bulletins.

Custom-built replacement coils and air-handling units are highlighted in an eight-page brochure from Mainstream, Cranford, N.J. The brochure offers design assistance using drawings and performance data tailored to each individual project. Call (888) 828-2645 or email info@customahu.com for a copy of the brochure.

Catalog sheets, brochures, engineering drawings, case histories and application sheets for Red Valve Co. Inc.’s line of control, knife-gate and pinch valves, pressure sensors, air diffusers, expansion joints, replacement sleeves and other rubber products are included in a newly available engineering binder. For a copy of the binder, contact the Carnegie, Pa.-based company at (412) 279-0044 or visit www.redvalve.com.

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