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1.7-Ounce No. 95 Tinning Flux Paste


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* Estimated stock levels as of Thu, Nov 30, 2023. All items subject to prior sale. Prices may vary between stores and online. Please call ahead to confirm availability of items marked as Limited Stock.

  • Compatible with all common plumbing solder alloys
  • Will not turn copper piping green
  • Good for large diameter copper piping
  • 100% lead-free paste flux cleans and fluxes copper piping to provide uniform solder flow
  • Added tinning powder helps to pre-tin piping
  • Petroleum base provides cleaning effectiveness
  • Material is safe for use in potable water applications


With Oatey® silver solder powder added to pre-tin copper pipes. Cleans, fluxes and tins. Lead free, can be used on potable water systems. For clean sweat copper fittings, no pre-cleaning needed. Do not use on electrical parts. Formulated with the same quality as Oatey® No.5 flux. Will work for large diameter copper and does not turn copper green. Can never burn out.



Applicable Materials Copper, Brass, Zinc, Galvanized Iron And Tin Or Copper Coated Metals
Base Type Petroleum
Capacity 1.7 oz
Composition Petrolatum, Zinc Chloride, Ammonium Chloride
Flammability Rating 0
Flash Point 540° F
Form Paste
Odor/Scent Slight
PH Range 4-Mar
Series No. 95
Specific Gravity 1.1
Type Tinning Flux
Usage Potable Water Applications
VOC Content 1 - 4 %


Size 1.7 oz

Label Information

Certification, Codes, Standards NSF 61, MIL-F-14256


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