Thread: Pictorial DIY for repairing Wilkins Zurn 975XL Backflow Preventer
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[email protected] clark@mtu.com is offline
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Default Pictorial DIY for repairing Wilkins Zurn 975XL Backflow Preventer
I have a Wilkins Zurn 975XL, but I can't tell from looking at it whether it's a model RK34 or RK114. Any ideas how to know definitively? Thanks!
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