Twisted Marked Immunity saddle valve shut off jog shell Way
How to Install a Self-Piercing Saddle Valve
Saddle valve on water line to ice maker on fridge. DIY by my dad 40 some years ago? Can't seem to get valve closed… don't want to break and cause a mess.
Why You Should Never Use A Saddle Valve on Your Plumbing - YouTube
Saddle valve - Wikipedia
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