Culligan Soft Water Service vs THE GROUT DOCTOR®
Franchise Comparison 2026
Both Culligan Soft Water Service and THE GROUT DOCTOR® are home services franchises. Culligan Soft Water Service has SBA lending data on file with a 0.0% charge-off rate. FranchiseVerdict rates Culligan Soft Water Service A (Top Quintile) and THE GROUT DOCTOR® A (Top Quintile).
| Metric | Culligan Soft Water Service | THE GROUT DOCTOR® |
|---|---|---|
| Verdict Grade | ATop QuintileTop Quintile | ATop QuintileTop Quintile |
| Investment Range | N/A | $24K – $38K |
| Franchise Fee | N/A | $15K |
| Royalty Rate | N/A | Greater of tiered schedule (9% of monthly gross sales up to $8,000; 8% $8,001-$12,000; 7% $12,001-$15,000; 6% $15,001-$35,000; plus 2% on amount over $35,000) or a minimum of $0.00383 per household per month. |
| Average Revenue (Item 19) | N/A | N/A |
| SBA Charge-Off Rate | 0.0% (80 loans) | N/A |
| Total Units | N/A | 80 |
| Unit Growth (YoY) | N/A | N/A |
| Year Began Franchising | N/A | 2001 |
| FDD Year | N/A | 2025 |
Investment Range
N/A
$24K – $38K
Franchise Fee
N/A
$15K
Royalty Rate
N/A
Greater of tiered schedule (9% of monthly gross sales up to $8,000; 8% $8,001-$12,000; 7% $12,001-$15,000; 6% $15,001-$35,000; plus 2% on amount over $35,000) or a minimum of $0.00383 per household per month.
Average Revenue (Item 19)
N/A
N/A
SBA Charge-Off Rate
0.0% (80 loans)
N/A
Total Units
N/A
80
Unit Growth (YoY)
N/A
N/A
Year Began Franchising
N/A
2001
FDD Year
N/A
2025