Fernox TF1 Sigma UB Filter 22mm
Fernox TF1 Sigma UB 22mm under-boiler system filter, code 62631. Confirm the exact boiler, connections and available installation and servicing space with your installer before ordering.
- Designed for horizontal under-boiler installation. Boiler compatibility and adapter requirements depend on the exact model and pipe arrangement.
- Separate flexible/corrugated pipes or adapters may be required; these are not supplied with the filter.
- Fernox lists water, inhibited glycol solutions up to 50%, and its heating-system chemicals/additives as suitable fluids, subject to the filter and system requirements.
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