- F.A.S.T.® Flux & Solder Combinations
features
- Premium grade of flux and solder combination
- Combines virgin 50/50 finely powdered solder with LA-CO® Regular Flux Paste
- Non-acid, contains no zinc chloride
- Clean, leaves no black residue to obscure the soldering operation
- Do not use on potable water systems
| Usage | Soldering |
| Color | Gray |
| Physical Form | Paste or Gel |
| Packing Type | Jar |
| Weight | 1.17 LB |

