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Whole House Filter Systems
These Whole House Systems are designed to fit 4½” Diameter Big Blue housings available in 10” or 20” lengths. The PVC plastic ball valves allow for a quick and easy filter change when needed.
| Part # |
Pressure Relief Buttons |
Port Size |
# of Housings |
Housing Size |
| W-SYST-7520-1025 |
1 |
3/4" |
1 |
2½” x 20” |
| W-SYST-7510-1045 |
1 |
3/4" |
1 |
4½” x 10” |
| W-SYST-7520-1045 |
1 |
3/4" |
1 |
4½” x 20” |
| W-SYST-7510-2045 |
2 |
3/4" |
2 |
4½” x 10” |
| W-SYST-7520-2045 |
2 |
3/4" |
2 |
4½” x 20” |
| W-SYST-7510-3045 |
3 |
3/4" |
3 |
4½” x 10” |
| W-SYST-7520-3045 |
3 |
3/4" |
3 |
4½” x 20” |
The Single, Double and Triple Sump Whole House Systems are designed to fit 4½” Diameter Big Blue housings available in 10” or 20” lengths (single sump also available in 2½” x 20”). The PVC plastic ball valves allow for a quick and easy filter change when needed. Should your system performance be reduced, the 100 P.S.I. pressure gauges allow you to identify the location of the potential blockage.
| Part # |
# of Pressure Gauges |
Pressure Relief Buttons |
Port Size |
# of Housings |
Housing Size |
| W-SYST-FSSS-10PG |
1 |
1 |
1" |
1 |
4½” x 10” |
| W-SYST-WHSF-4520 |
1 |
1 |
1" |
1 |
4½” x 20” |
| W-SYST-WHFS-10U0 |
3 |
1 |
1" |
2 |
4½” x 10” |
| W-SYST-WHFS-20U0 |
3 |
1 |
1" |
2 |
4½” x 20” |
| W-SYST-FSTS-10PG |
3 |
3 |
1" |
3 |
4½” x 10” |
| W-SYST-FSTS-20PG |
3 |
3 |
1" |
3 |
4½” x 20” |
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