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pure Teflon seats and seals
200 Proof Ethanol Certificate of Analysis (COA)
0 >120 BIO-44 3um Smooth Slow <0
and moisture
Temperature Range C: -50 - 300C
Welch 2052/2054 4 Head Diaphragm Replacement Kit Consumables pure Teflon seats and sealsWelch 2052 2054 4 Head Diaphragm Replacement Kit ***Note: This item has a possible 1 2 week lead time depending on stock availability*** Diaphragm pumps require rebuild and seal replacements.