1 - control damper KVO, 2 - cassette filter FLK, 3 - electric air heater TKL-E, 4 - water air heater TLK-W, 5 - clamp KH, 6 - duct fan SRK, 7 -
sound attenuator SHGK, 8 - check valve OLK, 9 - bracket KS, 10 - cassette filter FLR, 11 - carnan filter FLR-K, 12 - pocket filter shortened
FLRKU, 13 - electric air heater SVH-E,14 - water air heater SVH-W,15 - duct fan SRP,16 - sound attenuator SHGP,17 - flexible insert GK,18 -
water air cooler XLP-W,19 - freon air cooler SPC-F,20 - plate recuperator SRP,21 - air valve KVO/KVO-E.