1.5″ Clic Clip for PVC Support – Synergy Reef Systems
Amazon.com : Snap Clamp 3/4 Inch x 4 Inches Wide for 3/4 Inch PVC Pipe White 10 per Bag : Tools & Home Improvement
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1 Inch(25mm) Dia PVC U Shaped Pipe Fitting Clamps Clips Water Tube Holder for Water Supply White 50pcs(25mm) - - Amazon.com
YouU PVC Water Supply Pipe Clamp Clips Fittings 32mm 25mm 20mm Inner Dia (50 pcs) - - Amazon.com