There are no warranty provisions for 3 4 solid hardwood flooring warranty over radiant heating systems.
Birch engineered flooring ok for radiant heat.
If you are choosing our engineered hardwood floor it is very important that your heating contractor understand the maximum surface temperature of the flooring cannot exceed 25 degrees celsius.
Here are the top 4 flooring options for use over radiant heat.
The heating element should be embedded within a sleeper system subfloor under a traditional subfloor or embedded within concrete.
Porcelain and ceramic tile are great conductors of heat so your home will get the full benefit of the radiant heating system.
A floating engineered or glue down install should do just fine.
Again it is up to the manufacturer of the hardwood to allow their product with in floor radiant heat.
This is the least restrictive.
Most species are not recommended over radiant heat.
Of course you never want to nail down a wood floor with in floor radiant heat.
In addition tile flooring will not expand as it warms or contract as it cools.
Engineered wood flooring works better for radiant heating than under solid hardwood.
But if you do wish to put radiant heating under solid hardwood use quarter sawn wood flooring instead of plain sawn wood flooring.
3 4 thick solid hardwood is just too volatile and no manufacturer will guarantee against warping splitting or cracking if their 3 4 solid is installed over radiant heat.
It is fraught with concerns.