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Calorifer electric cu ulei Dedra DA-J2052F Turbo putere 2000W termoventilator 400W Termometru digital AgroPro
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Calcul necesar termic - pierderi de caldura. Dimensionare radiatoare, centrala, puffer.: Conversie intre puterile radiatoarelor la diferite temperaturi de tur/retur/interior.
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