4" 5" 6" Inline Extractor Fan Timer Standard Full 1m Kit Ventilation Bathroom Shower Fan Type:Inline 4" - Timer two silencers can be used

two silencers can be used in series where unwanted noise is a particular problem

Internal White Grille - white air valve

Dome -  140mm dia approx

5 - 2 wire control only)

Insulated 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

4" 5" 6" Inline Extractor Fan Timer Standard Full 1m Kit Ventilation Bathroom Shower Fan Type:Inline 4" - Timer two silencers can be usedIn this kit you will get Fan Please select Ducting PVC 1 metre Internal Grille Please select colour External Grille White Alu tape 1 metre Exhaust side will fit into ducting exhaust or Supply ventilation of bathroom, showers, kitchens and other. Designed for PVC duct systems or flexible ducts. The case and the impeller are made of high quality durable ABS plastic,this is not affected by UV Slider bearings motor equipped overheating protection.