Viking Spa Weir Door 89710 Skim Filter Part

89710 is the weir door or skim filter flapper used in select model Viking spas that use the 50 sqft filter assembly. 

This weir door is approximately 6.5 inches in length by 5.25 inches wide.

This is the weir door only for the 50 sqft. filter assembly.  Need a weir door with a front plate? See 89700.

If you were referred to this part, it is the original replacement weir door for your Viking spa.

This factory original part comes with 2 door pins built in.

Weir Door - for 50sqft filter assembly

We also offer the smaller 20 sqft weir door 89620 which works with the smaller 20 sqft filter assembly.