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Replacement retrofit kit for modifying filters F74CS/FK74CS (until 2025) for the installation of an automatic flushing unit with an ISO flange. More information
Out of stock - can be requested
| Connection size | R 3/4", R 1/2", R 1", R 1 1/4" |
| Material | Plastic |
| Weight | 0.00 kg |
The retrofit kit (spare part) serves as a replacement bottom part of the sump for Resideo/Honeywell Braukmann filters series F74CS and FK74CS manufactured until 2025. It allows the filter to be prepared for the installation of an automatic flushing unit. The kit transitions from the original bayonet mounting to a connection for automatic flushes with an ISO flange (F03), typically for units RR11S/RR74S.
| Type of Accessory | Retrofit / conversion kit (bottom part of the sump) |
| Filter Compatibility | F74CS, FK74CS (manufactured until 2025) |
| Size Range | 1/2" - 1 1/4" |
| Connection / Purpose | Bayonet → ISO flange (F03) for automatic flushing |
| For Use With | Automatic flushing units RR11S / RR74S (ISO flange) |
| Material | Plastic |
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