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- Buildings & Rooms
Knows air condition technology GmbH - the optimized filter surface covers type FFA.4
The new FFA.4 belongs to the optimized OI Reinluftdeken. It is used above all, where due to the OI surface area dimensions no place is available for circulating air modules. Exactly as with the circulating air cover ULA.4 pure air flows filtered from above into OI and forms a protected zone also wit…