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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
Upgrade Basic to LUXE set for Zehnder ComfoAir 550
Domestic and residential heat recovery ventilation system
Measurement data transfer by radio: the optional radio module means that on the testo 925 you can also receive readings from a radio temperature probe
The fan runs continuously at trickle speed which are selectable at 6/ 8/ 13 l/sec and boosts when activated to either 8/ 13 l/sec with maximum of 20l/sec
Pack contains one M5 Pollen filter
Zehnder ComfoTube Dia 75/90mm Cross-Piece AX3586 Upgrade Basic to LUXE setThe ComfoTube 75 90mm cross piece is used to cross over two lengths of ComfoTube 75 or ComfoTube 90 in a height restricted space. It comes complete with locking slides and o rings. 105mm high x 408mm wide x 408mm deep.
US$ 249.97
US$ 411.50
US$ 429.50
US$ 69.00