4" 100mm x 10 meter - Flexible 25mm Insulated Aluminium Ducting Inline Fan Kits Designed for wall and panel

Designed for wall and panel mounting

The SNB range is designed to complment stylish bathrooms

Please make sure your fan can take the pressure of this item measured at 35-55 Pa Depending on being clean etc

Humidistat or PIR models) or high-up on the ceiling next to the pullcord light switch

for use with either rigid or flexible ducting

4" 100mm x 10 meter - Flexible 25mm Insulated Aluminium Ducting Inline Fan Kits Designed for wall and panelInsulated ducting is very good and reducing noise level and also keeps condensation down Insulated ducting will keep the heat in the duct without it all escaping into the loft etc 1st Layer Alu Ducting 2nd Layer Insulation 3rd Layer Alu Coat Insulated ducting has acoustic properties but if you want silent ducting please see Phonetic duct