That's a huge bummer
It would be nice if the warranties which are backed by insurance policies were more clear and exactly what the policy would cover. I have no idea if any of my equipment is backed by insurance policies.
The cost of the system wild get added to the basis of your home so when you go to sell it you will not have to pay income tax on that gain but their is a large exemption in place that probably covers the gain.
Also thought of this but not likely applicable. https://www.irs.gov/taxtopics/tc515.html
"A casualty loss can result from the damage, destruction or loss of your property from any sudden, unexpected or unusual event such as a flood, hurricane, tornado, fire, earthquake or volcanic eruption. A casualty does not include normal wear and tear or progressive deterioration."