The installation cost for energy efficient heaters such as the tank-less or on-demand heaters is a little higher. In case of an on-demand unit, the average cost will lie in between $3200-$4500. Tank-less heaters on the other hand begin from $2800 and end at $3800.
191 Followers. A. Shingles is contagious and can be spread from an affected person to babies, children, or adults who have not had chickenpox. But instead of developing shingles, these people develop chickenpox. Once they have had chickenpox, people cannot catch shingles (or contract the virus) from someone else.
Shingles is not contagious in the traditional sense. For example, you canât get shingles from someone with shingles coughing or sneezing on you. If youâve had chickenpox, you already have the shingles virus. So even if a close family member has active shingles, the virus in your body wonât necessarily reactivate.hingles is not contagious in the traditional sense. For example, you canât get shingles from someone with shingles coughing or sneezing on you. If youâve had chickenpox, you already have the shingles virus. So even if a close family member has active shingles, the virus in your body wonât necessarily reactivate.