• Model:DDF-400

Helios DDF-400 Roof Cowl

£ 353.98 (excl. VAT)

£ 424.78 (inc. VAT)

Helios DDF-400 Roof Cowl, suitable for 400mm duct.
Please ask for details of other sizes.
1 x Singleflow SSDL125-1EC1 x HCFT/6-800-H plastic impeller plate fan1 x Atex Inline Fan 180mm - ERM18EXE1 x Helios SB-125-C SilentBox Acoustic Inline Fan1 x Blast Gate (Manual) 250mm1 x Access Door 450mm x 450mm1 x Access Door for Circular Duct - 400 x 300 - SIZE 631 x Access Door for Circular Duct - 500 x 4001 x Access Door for Circular Duct - 300 x 200 - SIZE 351 x Access Door for Circular Duct - 300 x 200 - SIZE 501 x Access Door for Circular Duct - 400 x 300 - SIZE 561 x Blast Gate (Manual) 125mm1 x Access Door for Circular Duct - 250 x 150 - SIZE 151 x Blast Gate (Manual) 100mm1 x Blast Gate (Manual) 300mm1 x Access Door for Circular Duct - 300 x 200 - SIZE 311 x Blast Gate (Manual) 180mm1 x ACCESS DOOR FOR CIRCULAR DUCT 180 X 180 -- 100/1251 x CAB-125 ECOWATT Energy Efficient Acoustic Box Fan1 x CVAT Acoustic Kitchen Fan & Inverter Kit - CVAT/4-6000/500 ND - Pack 61 x Elta Wall Cowl SWC25/311 x Elta SCP630/4-3AC - IP551 x Elta SPA630/68-3AC - IP541 x HCF - Ceiling Fan 900mm (36 inch)1 x HRT/4-630/25-BPN C1 x BFR 100-160 Coarse 50% Filter1 x FlameProof Plate Axial Fan - Single Phase - 7.5 inches - Eexd IIC T4 -2pole1 x DV-ROF-V-225 Roof mounted unit1 x AL 400 Mounting Feet (Pair)1 x KV DUO 250 EC1 x Ducting 30 Degree Bend - 250mm1 x Pre 10:30 Delivery Surcharge1 x Elta Turboflow-TF - 560mm - Three phase1 x Helios SB-250-C SilentBox Acoustic Inline Fan1 x Etamaster EM 200 EC 01 inline mix-vent fan1 x Ducting 15 Degree Bend - 250mm1 x Female Ducting Connector - 250mm1 x FAST-TRACK RANGE 75mm - Adjustable Air Restrictor1 x Belt Drive Cased Axial Fan - 560mm - L version1 x Miniflow SMF Horizontal Roof Cowl SMF20/301 x TTT/4-800/H N 4KW (400V50HZ)EXEIIT3 VE Atex Unit
Reviews
Circular Inline Silencers - 0.6M long - SLU-600
Circular Inline Silencers - 0.6M long - SLU-600
£ 50.56

I have a loft mount extractor fan which was very noisy. I ...