425mm L x 150mm D Waterway Upper & Lower Spa filter cartridge PAIR - suits 100 and 200 sqft Front Access Skim Filters 817-0011

Waterway skim filter UPPER and LOWER cartridge pair-

used in Front Access skim filters with 2 cartridges on top of each other ( single for 100 sqft, and wide mouth double, for 200 sqft)
D handle closed top with smooth spigot bottom - to slip inside top of the LOWER cartridge 

Top - 210mm H x 150mm OD x closed top x 44mm OD smooth spigot bottom
Bottom - 220mm H (incl. crown) x 150mm OD x open crown top @ 44mm ID x 47mm OD ACME threaded spigot bottom​
425mm combined height (upper and lower) excluding D handle and threaded spigot.

One pair required for 100sqft filter, and two pairs required for 200 sqft filter

Sold as a pair

NB LR100-k filters (Waterway Filters) have an overall height shorter than the similar set SG100-k which are 460mm overall height and also similar to LR90-k which are 380mm overall height - the correct set must be purchased.