VCW installation set new and old installation VCW installation set, new and old installation AP/UP can also be used on Vaillant old installation. Heating side and hot side pipe, 2 maintenance taps 3/4 VL / RL, 1 maintenance tap 3/4 x 1/2 KW, 1 connection angle 3/4 x 1/2 WW for mounting below the unit. 2 stainless steel corrugated pipes 3/4 can be shortened, 2 stainless steel corrugated pipes 1/2 can be shortened, 2 double nipple 1/2/4, 2 double nipple 3 and small material can be used for ECOTEC Pure VCW 206/7-2 Note: Order the gas connection pipe flexibly.
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