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Acryx-Maxx Filters
These Filters Meet or Exceed Specifications Set Forth By This Spa Manufacturer.
 
Square Feet
Outer Diameter
Length
35
4 15/16"
9 1/4"
Shopping Options
Top
Bottom
2 1/8" Inner Dia
2 1/8" Inner Dia
Same as:
Unicel - C-4335
Filbur - FC2385
Spa Filter
Spa Filter
Item# PRB35-IN

Square Feet
Outer Diameter
Length
25
4 15/16"
13 5/16"
Shopping Options
Top
Bottom
2 1/8" Inner Dia
2 1/8" Inner Dia
Same as:
Unicel - C-4326
Filbur - FC2325
Spa Filter
Spa Filter
Item# PRB25-IN
In-Line Filter

Square Feet
Outer Diameter
Length
37
4 15/16"
13 5/16"
Shopping Options
Top
Bottom
2 1/8" Inner Dia
2 1/8" Inner Dia
Same as:
Unicel - C-4637
 Filbur - FC2380
Spa Filter
Spa Filter
Item# PRB37-IN-4
Up-Grade from 25sf PRB25-IN

Square Feet
Outer Diameter
Length
50
4 15/16"
13 5/16"
Shopping Options
Top
Bottom
2 1/8" Inner Dia
2 1/8" Inner Dia
Same as:
Unicel - C-4950
Filbur - FC2390
Spa Filter
Spa Filter
Item# PRB50-IN
Up-Grade from 25sf PRB25-IN to 50 sf

Square Feet
Outer Diameter
Length
100
4 15/16"
23 5/8"
Shopping Options
Top
Bottom
2 1/8" Inner Dia
2 1/8" Inner Dia
Same as:
Unicel - C-4995
 Filbur - FC2940
Spa Filter
Spa Filter
Item# PCAL100

Square Feet Outer Diameter Length
60 8" 9 1/4"
Shopping Options Top Bottom
Click Here Posi Grip 2" MPT
Same as:
Unicel - 8CH-66
Filbur - FC0515
Spa Filter Spa Filter
Item# PMA60 2A
2" Thrd Lock In MPT Adptr (Pipe Thrds)
Note: Handle Style Will Vary

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