Heat retention system THERMOBOX for retrofitting of existing Naber® wall conducts and suitable for vertical installation (exhaust air outlet via the roof).
— Blower-Door certified (required opening pressure >65 Pa)
Naber THERMOBOX 150 wall slieve
£79.00
Heat retention system THERMOBOX for retrofitting of existing Naber® wall conducts and suitable for vertical installation (exhaust air outlet via the roof).
Description
