Potter's RD13 Residential Riser

Potter's RD13 Residential Riser

The RD13 Riser (with NPT connectors) is constructed from Listed CPVC products suitable for fire sprinkler services subject to the limitations and installation requirements of Flameguard® CPVC pipe and Spears® CPVC fittings. The RD13 Riser incorporates a VSR-SG flow switch, gauge, and drain/test valve. The VSR-SG flow switch is equipped with union connection to facilitate the installation and removal of the switch in confined spaces. Unique Features Includes flowswitch with…

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Potter's PS-EX Series Explosion Proof Pressure Switches

Potter's PS-EX Series Explosion Proof Pressure Switches

The Potter PS40-EX Supervisory Pressure Actuated Switch is designed primarily to detect an increase and/or decrease from normal system pressure in automatic fire sprinkler systems located in hazardous locations classified as shown above. Typical applications are: Dry pipe systems, pre-action air/nitrogen supervision, pressure tanks, air supplies, and water supplies. The PS40-EX switch is factory set for 40 PSI (2,8 BAR) normal system pressure. The switch marked with the word LOW is set to…

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Potter's VSR Series Flowswitch

Potter's VSR Series Flowswitch

The Model VSR is a vane type waterflow switch for use on wet sprinkler systems. It is UL Listed and FM Approved for use on steel pipe; schedules 10 through 40, sizes 2" thru 8" (50 mm thru 200 mm). LPC approved sizes are 2" thru 8" (50 mm thru 200 mm). The VSR may also be used as a sectional waterflow detector on large systems. The VSR contains two single pole, double throw, snap action switches and an adjustable, instantly recycling pneumatic…

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Free Potter Corrosion Solutions Training

Free Potter Corrosion Solutions Training

Potter is offering free informational webinars on corrosion. With a proactive approach to combating corrosion through education, you will maintain operational awareness of your fire sprinkler system. If left unchecked, corrosion will progressively weaken the fire sprinkler system’s integrity, causing delayed responses and even system failure. Understanding how corrosion attacks a fire sprinkler system will enhance its protection and extend the service life of the…

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Potter's VS-SP and VS-SPB Special Application Waterflow Switch

Potter's VS-SP and VS-SPB Special Application Waterflow Switch

The Model VS-SP is a vane type waterflow switch for use on wet sprinkler systems. These devices may be used as sectional flow indicators on large sprinkler systems and on smaller sprinkler systems such as mobile homes and residential dwellings. The VS-SP does not have a retard to prevent false alarms due to water surges. Therefore it should NOT be used on systems with variable water pressure supplies except in the case of elevator recall. Unique…

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