prefilter coalescer

Detailed information about Pre-Filter coalescer


Sun Filter’s pre-filter coalescer for gas turbine air inlet housings are made with 100% synthetic media and are UL900 class 2 rated.

The pre-filter coalescer are a beverage board design and can be incinerated to reduce disposal costs. These pre-filter panels come in a variety of sizes and MERV ratings.

The Sun Filter’s coalescer protect the high efficiency filter cartridge by forming a barrier to capture large particles, airborn fibers and other environmental contaminents. Using pre-filter coalescer will help extend the service life of the cartridge filter.

Sun Filter’s prefiltration cells are used primarily in ventilation and air conditioning systems as well as in air intake systems of turbomachinery.

The cells are available with different types of filter media: our top-of-the-line VERFILTAN® glass-fibre media, SYNFASAN® synthetic media andPORET® open-cell filter foam. Even at 100% relative humidity our prefiltration cells offer outstanding arrestance.

They are available with metal frames, cardboard frames or exchangeable plastic frames.


  • Filter Classes G2 – M5
  • Filter cells housed in plastic / cardboard frames, fully incinerable
  • Reliable service even at 100 % relative humidity
  • Environment-friendly materials
  • 100% water-proof
  • Approx. 99% arrestance of 10 µm droplets
  • Low dust arrestance
  • Washable


  • Air intake systems for turbomachinery
  • Heating, ventilation, air conditioning (HVAC)

Please contact us if you have any questions about Sun Filter’s pre-filter coalescers or our other products.