Combi-Flo Vertical Laminar Flow Fume cabinets are available in various mounting configurations from 1400mm wide to 2000mm wide.

Combi-Flo units are specifically where a combination of clean air working environment along with fume extraction of corrosive or toxic fumes is required.

  • Main Features
  • Models
  • Accessories
  • Basic Dimensions
Main Features
  • Full Polypropylene construction.
  • Fully welded seams and joints.
  • Available with various base options.
  • Raised front lip to prevent spillages.
  • Seal welded Polypropylene work surface.
  • Detachable front air foil for easy cleaning.
  • Services panel on both sides.
  • Front removable vertical sliding sash in Polycarbonate or Glass.
  • Air is drawn from the room into the fan plenum through a pre-filter and is then discharged into the filter plenum. The air in the positively pressured filter plenum passes through an H-14 HEPA filter and clean filtered laminar flow air is directed toward the work surface through a diffuser.
  • The extraction is via a down-draft arrangement into a plenum below the work surface and then directed via a specially formed vent to a duct connection point.
  • A separate extraction fan is required.
  • A MiniHelic gauge indicates the pressure drop across the filter arrangement.
  • The HEPA filter is accessible from the inside of the Combi-Flo unit.
  • The pre-filter is accessible from the top of the Combi-Flo unit.
  • The light is mounted in the services panel void and is situated on the top left or right hand side of the work area. The light is fully sealed from the working environment and is a 220V LED or Fluorescent tube.
  • A unique 230V/110V centrifugal fan with built in variable speed adjustment is connected to a TEL Air flow controller provides laminar flow air supply.
  • The TEL controller adjusts fan speed automatically to remain within the desired optimum operating range.
  • Electrical panel with earth leakage and breakers for power sockets, light and other electrical services as required

Laminar Flow Cabinets are available with various base options:

Combi-Flo….C: Counter top – no additional support base.

Combi-Flo…PS: White powder coated steel support stand with adjustable feet.

Combi-Flo…BCS: Polypropylene base cabinet with sliding doors, lipped shelf and optional extraction.

Combi-Flo…BCH: Polypropylene base cabinet with hinged lockable doors, lipped shelf and optional extraction.

Combi-Flo…PSC: Suspended polypropylene cabinets fitted to powder coated steel support stand.

Combi-Flo…PST: Removable trays for powder coated steel support stand.

Combi-Flo …. Z: Custom polypropylene base units with basins and special internal configurations.

  • Lab Valves
  • Heat Shields
  • Airflow Controller
Basic Dimensions


Support Base Height: 860mm

Laminar Flow Cabinet height without base: 1500mm

Maximum outside depth: 720mm

Inside depth of work surface: 500mm to 680mm

Maximum sash opening height: 750mm / 900mm

Sash working height: 500mm and 355mm or full

Sash stop height (Combi-flo only): 50mm

Laminar Flow Cabinet Width: from 800mm to 3000mm



1047 Katrol Ave, Robertville,

Roodepoort, Gauteng


Phone: (+27) 11 672 2101

Fax: (+27) 11 672 8628