Model SP158A is a freeze protection bleed valve recommended for areas that experience occasional "snap freezes".
Model SP158A is a freeze protection bleed valve recommended for areas that experience occasional "snap freezes". Automatic thermal actuator bleed valve fully opens when internal water temperature drops below 35° F (1.66° C), and fully closes at 45° F (7.22° C). 1/2" NPT inlet and outlet.
The vast majority of Haws products qualify under the terms of the act. However, since different purchases often require subtly different responses, Haws recommends that the specific document requesting certification be sent to customer service for a specific answer.
U.S. List Price: $550.00 Pricing Terms
There are no cleaning and maintenance instructions for this model. Please contact Haws' Technical Department at 800-766-5612 for instructions.
Model SP158A freeze protection bleed valve recommended for 'snap freezes' starts to open at 40°F and fully opens when internal water temperature drops below 35° F (1.66° C), and will start to close at 38°F and fully close at 45° F (7.22° C). 1/2" inlet and outlet.
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