Optimal Resin & Gravel Levels by Tank Size
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The following table provides the optimal amount of resin and gravel underbed required for a water softener system based on the system media tank size.
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| Tank Size |
Amount of Resin |
Gravel Underbed
|
| 8" x 35" |
0.64 cubic feet |
None |
| 8" x 44" |
0.75 cubic feet |
None |
| 9" x 35" |
0.75 cubic feet |
None |
| 9" x 40" |
1.00 cubic feet |
None |
| 9" x 48" |
1.00 cubic feet |
None |
| 10" x 35" |
1.00 cubic feet |
None |
| 10" x 40" |
1.00 cubic feet |
None |
| 10" x 44" |
1.25 cubic feet |
Optional - 16 lbs. |
| 10" x 54" |
1.50 cubic feet |
Optional - 16 lbs. |
| 12" x 52" |
2.00 cubic feet |
Optional - 20 lbs. |
| 13" x 54" |
2.50 cubic feet |
Recommended - 35 lbs. |
| 14" x 65" |
3.00 cubic feet |
Recommended - 40 lbs. |
| 16" x 65" |
4.00 cubic feet |
Recommended - 50 lbs. |
| 18" x 65" |
5.00 cubic feet |
Recommended - 100 lbs. |
| 20" x 62" |
6.00 cubic feet |
Recommend - 100 lbs. of 1/2 x 1/4 and then 50 lbs. of 1/4 x 1/8 |
| 21" x 62" |
7.00 cubic feet |
Recommend - 100 lbs. of 1/2 x 1/4 and then 50 lbs. of 1/4 x 1/8 |
| 24" x 72" |
10.00 cubic feet |
Recommend - 150 lbs. of 1/2 x 1/4 and then 100 lbs. of 1/4 x 1/8 |
| 30" x 72" |
15.00 cubic feet |
Recommend - 250 lbs. of 1/2 x 1/4 and then 100 lbs. of 1/4 x 1/8 |
| 36" x 72" |
20.00 cubic feet |
Recommend - 350 lbs. of 1/2 x 1/4 and then 150 lbs. of 1/4 x 1/8 |
