Первичный теплообменник Vaillant EcoTEC (0020135131)

EcoTEC pro: VUW INT IV 286/5-3 R2, VMW 286/5-3 R2, VUW 286/3-3 (R1, R2), VU 256/3-3, VU INT 256/3-3;

EcoTEC plus: VU INT IV 306/5-5 R2, VM 306/5-5, VUW OE 296/3-5, VU OE 246/3-5, VU INT 246/3-5.