Foam inductor vs foam eductor

Keith Klassen sheds some light on the myths and mysteries of foam eductors—those that are portable or plumbed into the apparatus. The eductor is designed for Class A and Class B foam concentrates. Make sure there is enough foam concentrate prepared before fighting fire.

May 20- The inline portable eductor is a very simple appliance that allows any engine company to engage in a simple foam operation. The failure to pump the eductor at 2psi. Anything less than that affects the venturi principle and how much foam is pulled into the stream . Foam nozzles, eductors and other equipment for safe, easy use in firefighting applications.

Jun 20- Medium and High Expansion Foam Generators. In-Line Inductor - A venturi eductor, located in the water supply line to the foam maker to . An eductor is a device that uses the Venturi principle to introduce foam concentrate into. Elkhart eductors are calibrated to operate at 2psig inlet pressure.

Compatible with most foam concentrates, Elkhart Brass foam eductors — built-in or portable — are compatible with 1” thru 2½” handlines and built for many . Included within the Delta Fire range of portable foam equipment is the Z-Series Variable In-Line Foam Inductors providing a simple, cost-effective means of . AFFF (Aqueous Film Forming Foam): A foam concentrate containing. Eductor: A proportioning device which uses the vacuum created by the water moving . Chemguard in-line eductors provide an inexpensive and effective method of metering all types of foam concentrate into a water stream. Jan 20- NFPA Standard 1 Section 3. On the inlet of the eductor, a supply fire hose is connected that . On standard Inductors, high pressure losses can stop effective foam aspiration. HL-Z foam inductors can be used in combination with low (S) or medium . Drainage Rate: The rate at which solution drains from a foam blanket or foam bubble structure.

A device that uses the Venturi princi-. Jul 20- Foam eductors which use high pressure water flow through a venturi to draw concentrate into a proportioning valve is simple in design but . The flow rate and operating pressure required at the foam making device are of primary importance in determining the required line proportioner inlet pressure. May 20- Presentation on Dry Foam (Joe Riordan, Alyeska Pipeline) e.