Extract Fans and Ductwork

Clean Air switched our preferred fan supplier to Durafan approx 2 years ago. We buy a large number of plastic fans each year and Durafan offers us competitively priced fans, excellent customer service, and reliable delivery times to suit our business needs. Complementing the range of Fume Cupboards, the systems are individually engineered for optimum efficiency, reduced noise levels and energy conservation.

Features:
• Energy saving Variable Air Volume (VAV) systems available with automatic motorized dampers.
• Attenuation to suit varied noise criteria.
• 316-grade stainless steel fire dampers with access panel
• Intumescent fire collars / crush collars.
• A variety of construction materials to suit client specification – eg. PVC, Polypropylene, GRP reinforcement.
• Fan units supplied in a variety of designs and materials with three-phase or single-phase motors. Available with inverter drives, direct, indirect and with forward or backward curved impellers.
• Scrubbing systems to remove harmful fumes and corrosives.
• Low velocity systems to reduce sizes of plant, ductwork and capital costs.

Performance and Safety
Fully compliant with BS EN 14175, DW151 and DW154. our design engineers are qualified to carry out site surveys and ascertain the most suitable route prior to issuing computer aided design (CAD) layouts for client approval/planning permission.

Commissioning
A thorough commissioning package is available with visual demonstrations of all equipment upon completion.  
  • Clean Air installers at work

    Clean Air installers at work

  • Polypropylene Centrifugal Extract Fans and Bleed Dampers

    Polypropylene Centrifugal Extract Fans and Bleed Dampers

  • Multiple ductwork systems and grouped stacks

    Multiple ductwork systems and grouped stacks

  • Larger diameter ductwork GRP coated for strength and longevity

    Larger diameter ductwork GRP coated for strength and longevity

  • Multiple ductwork systems and stacks

    Multiple ductwork systems and stacks

  • Ductwork systems with stacks

    Ductwork systems with stacks

  • External ductwork risers, GRP coated and painted red

    External ductwork risers, GRP coated and painted red

  • Typical roof mounted fan and stack serving a school fume cupboard

    Typical roof mounted fan and stack serving a school fume cupboard