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Regency Spa Filters
These Filters Meet or Exceed Specifications Set Forth By This Spa Manufacturer.
 
Square Feet
Outer Diameter
Length
17.5
4 15/16"
4 5/8"
Shopping Options
Top
Bottom
2 1/8" Inner Dia
2 1/8" Inner Dia
Same as:
Unicel - C-4401
 Filbur - FC2386
Spa Filter
Spa Filter
Item# PRB17.5SF PR
Comes In Sets of Two (2)

Square Feet
Outer Diameter
Length
20
4 5/8"
11 7/8"
Shopping Options
Top
Bottom
2 1/16" Inner Dia
2 1/16" Inner Dia
Same as:
Unicel - C-4320
 Filbur - FC1215
Spa Filter
Spa Filter
Item# PA20-4
In Line Filter

Square Feet
Outer Diameter
Length
20
4 5/8"
11 5/8"
Shopping Options
Top
Bottom
Posi Grip Handle
1 3/8" Open Inner Dia
Same as:
Unicel - C-4403
Filbur - FC3073
Spa Filter
Spa Filter
Item# PCP20
NoteL Handle Style Will Vary

Square Feet
Outer Diameter
Length
35
4 15/16"
103/8"
Shopping Options
Top
Bottom
2 1/8" Inner Dia
2 1/8" Inner Dia
Same as:
Unicel - C-4429
 Filbur - FC3082
Spa Filter
Spa Filter
Item# DSF 25-50
In Line Filter

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
50 4 3/4" 15 1/2"
Shopping Options Top Bottom
Click Here Posi Grip Handle 1 1/2" MPT
Same as:
Unicel - 4CH-50
Filbur - FC0151
Spa Filter
Spa Filter
Item# PTL50H 4A
1 1/2" Thrd MPT Adptr  (Pipe Thrd)
NOTE:  Handle Style Will Vary

Square Feet Outer Diameter Length
50 5 7/8" 15 5/8"
Shopping Options Top Bottom
Click Here Posi Grip Handle 1 3/8 Inner Dia
Same as:
Unicel - C-5405
 Filbur - FC3090
Spa Filter
Spa Filter
Item# PCP50
Top Load Filter
NOTE:  Handle Style Will Vary

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