N.664 pipone Nataliini flue L2 Natalini/Sit type PI 21 CE0370 with... Compatible: NORDICA - MCZ - AMG.
N.665 pipone Natalini flue L2 Natalini/Sit type PL 30 CE0050 with... Compatible: MONTEGRAPPA - ADLER.
R.956 pipone SIT ignition board series 0,577 for gas boilers * Type 0.577.305 replaced by 0.579.305 (Art. R.957.05)