Sleeves or Couplings?
Some of our customers prefer sleeves, some prefer metal compression couplings.
For pneumatic systems, both have their advantages.
|Transparent Sleeve||Compression Metal Coupling||PVC Coupling||Flexible Boot|
|Lip||<.020 Visible||< .020 Invisible||.250 Invisible||Invisible|
|Cost||Inexpensive||More costly and variable||Least expensive||Inexpensive|
|Ease of use||
Uses solvent weld or hose clamps
Weight varies due to design.
Available in quick disconnect or requires hand tools
Based on contoured compression
Uses hose clamps.
|Gasket||No Gasket||From black neoprene to FDA Silicone||No Gasket||Serves as gasket||CAB||Aluminum, Galvanized, Steel, Stainless||PVC||Rubber|
|Permanent||Yes or No||No||No||No|
For pneumatic systems both have advantages.