Merac Dubai supplies and installs Olefini air curtains — Greek-manufactured, ISO-certified air barriers that keep conditioned air in and dust, insects, and outdoor heat out, cutting energy loss at busy entrances by up to 60–80%.

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About Olefini

Olefini S.A. has manufactured air curtains and HVAC equipment in Greece since 1977, producing up to 400 model variations across simple, electrically heated, hot-water heated, and hot/cold-water heated types. The company is ISO certified and distributes to more than 30 countries across Europe, the CIS region, and the Middle East. Merac Dubai supplies and installs the Olefini range across the UAE, backed by genuine parts and a SIRA-certified installation team.

Olefini Air Curtain Ranges

Series Best for
X Series Stainless steel, wall/surface-mounted — shops, offices, retail entrances (available in multiple widths, RAL colour customisable)
K Series Commercial and industrial entrances — malls, warehouses, restaurants, with optional filters, remote control, and dual-speed operation
RS Series (Concealed) Ceiling-concealed installation for a hidden, architectural finish — small shops, bars, cafés, banks, schools, supermarkets
IP24 Series Demanding wet/dusty environments — car washes and outdoor installations; ingress-protected and glove-operable controls
Industrial & Heavy Industrial Large openings and high-traffic industrial entrances requiring higher air volume and heating capacity
Recessed Simple, electrically heated, or water-heated variants built into ceiling recesses

Heated variants (electric or hot water) are available for climates and applications where the air curtain also needs to temper incoming air, not just create a barrier.

How Air Curtains Save Energy

An air curtain creates a directional stream of air across a doorway, separating indoor and outdoor environments while the door stays open for free pedestrian or vehicle flow. By preventing conditioned air from escaping and outdoor heat, dust, and insects from entering, a correctly sized air curtain can cut the extra heating/cooling load caused by open doorways by 60–80%.

Choosing the Right Size

Air curtains are sized to the width of the doorway they cover, with a maximum installation height they remain effective up to. Undersized units leave gaps in the air barrier; oversized units waste energy. Our Olefini range on Merac Dubai covers doorways from 1 metre up to 2 metres and beyond, with installation heights up to 3.5 metres depending on model — see individual product listings for exact specifications, or contact us for a site-specific recommendation.

Where Olefini Air Curtains Are Used

  • Retail shops, malls, and supermarkets
  • Restaurants, cafés, and hotels
  • Banks and schools
  • Warehouses and industrial entrances
  • Car washes and outdoor/exposed installations (IP24 range)
  • Offices and commercial buildings

Why Choose Merac for Olefini Air Curtains

  • Genuine Olefini stock — made in Greece, sourced and supplied directly, not grey-market imports
  • 25+ years in Dubai supplying and installing door, barrier, and climate-separation systems across the UAE
  • SIRA-certified installation team with professional installation and after-sales support across Dubai and the UAE
  • Minimum 1-year manufacturer warranty on all Olefini units

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