CESI OKOFEN ballon 200 L raccordé au panneau solaire thermique https://www.facebook.com/lydia.malcuit.9/posts/pfbid02ciRNG3zyDV6RCCt61AyMLeBD6yG9i68QjFVBd2y62qW7hxQpfVhgCeTRwny6jnGgl