1/4 back pressure regulator for sale, brand-new and used.

SCOTT 4.5 AP-50 AIR BACK PAK Breathing Apparatus with Regulators Gauge #803-1 This Scott AP-50 Air Pack Self Contained Breathing Apparatus was in working condition when it was recently retired from service by a local Fire Department. This Scott 4.5 AP-50 Breathing Apparatus was lightly used and is in very good cosmetic condition. This listing does not include a Mask or Cylinder.

The Skydrowasher™ High Pressure Window Washing System is available in standard model with cleaning paths of 4ft (1.2M). This automated window washing system cleans a high-rise building's windows and exterior using high pressure water to "scrub" the surface from a distance of up to three feet; similar to touchless carwash technology.

High Pressure Air Priority Valve OK ... you got yourself a new or not so new scuba diving or paintball compressor here on eBay or from the local dive shop. But you find that the filters cost an arm and a leg!

10” Big Blue Housing (for 10” x 4-1/2” cartridges), 1" PORT (STANDARD SIZE) - Polypropylene - Includes pressure-relief button. I

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Dual Big Blue Water Filter System w/Bracket 10"x4.5" Description: Dual Whole House Water Filter 10" features: This filter has 2 10"x 4.5" water filter cartridges that are designed for high-flow water filtration applications. Unique, wide cartridges are capable of filtering enough water for a house, apartment or office. First Filter is a 5 MICRON SEDIMENT FILTER 10"X4.5"

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