Know More Risk: Wet System - Riser Check Valve

This video describes the arrangement, operation and alarm testing of a wet sprinkler system that uses a riser check valve and water flow alarm. This is one of two typical riser configurations for wet systems.

[@AnthonySal]

I’m an inspector in the sprinkler division for Hampshire Fire Protection. Started in January. Watching all of these dry/wet system videos has been a huge help. Thank you so much. Keep up the great content.

[@jenniferlynn2747]

Brand new to the industry. I am a Sprinkler System Designer and found your videos very informative!

[@narekhart9862]

Just got into this industry entry level installer!
my supervisor thanks you for taking the load off having to answer all my dumb questions

[@ob4700]

Thank you for this informative and clear video!

Muito obrigado Denny! Thank you very much! Hugs from Brazil!

[@mava5634]

very well explained

[@haidarali5733]

Please sir make full video in detail of fire sprinkler and hydrant maintenance video

[@LakersNotFakers4]

ty

[@jacobsebastien3910]

Why is the flow switch so close to the test an drain?