21
Installation
Maintenance
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No specific maintenance required.
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Schedule at least 2 visual checks each year.
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Remove dust and all other particles before use.
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Follow local maintenance regulations (i.e. BS9999 Annex V; NF S 61-933) and EN13306.
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Read the maintenance instructions on our website:
https://www.rft.eu/assets//PIM/DOCUMENTS/BROCHURE%20KITS/BRO_K139_MAINTENANCE_C.pdf
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Use the damper at up to 95% humidity, non-condensing.
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The fire damper can be cleaned with a dry or slightly damp cloth. It is forbidden to use abrasive cleaners or mechanical cleaning
techniques (brush).