4" 100mm x 5 meter - Flexible 25mm Insulated Aluminium Ducting 6" Round Duct 000 litres of indoor air

000 litres of indoor air each day so poor indoor air quality (IAQ) can cause serious risk to health such as heart and respiratory diseases with asthma being a key concern

Condensation Drain fitted to bottom of Unit

The SNB range is designed to complment stylish bathrooms

physical resilience

& 150mm connections on tiled and slated pitch roofs or flat roofs

4" 100mm x 5 meter - Flexible 25mm Insulated Aluminium Ducting 6" Round Duct 000 litres of indoor airInsulated 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