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Sam Thorpe photo
Netherlands, Amsterdam
1 Level
725 Review
37 Karma

Review on Sierra International 18-3212-1 Medium Impeller Kit: Enhance Performance and Efficiency by Sam Thorpe

Revainrating 3 out of 5

Changed impeller design - missing shaft seat reinforcement

hard rubber impeller; earlier versions had nylon and metal reinforcement for the shaft seat. Let's see if that affects the durability. Works perfectly now after a month.

Pros
  • Absolutely amazing!
Cons
  • negative pressure