Appropriate for light commercial and industrial uses where inches of water column or pounds delivery is desired such as utility services and small to medium sized furnaces and boilers. The rapid response of the B31 is particularly well suited for applications where sudden on/off loads could cause shock problems. B31R – The B31R is the internal relief valve (R) version of the B31 Series. The 1" internal relief valve provides exceptional relief capacity
Download Product Information:
Q & A: Ask the Questions, share answers
Do you have questions about this product?
