This page outlines installation recommendations when installing over a plywood sub-floor.
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Miscellaneous questions
Connecting one system to the other in series is often referred to as “daisy chaining”. Each floor heating system must be connected individually to the operating floor heating thermostat.
As long as all systems that connect to the thermostat do not exceed 15 amps, running multiple leads up the conduit to the thermostat location is completely acceptable.
This page discusses installation methods required for installing a Warmup heating system under a floating wood floor.
The SIT-6E sensor activates when temperatures drop to 38 °F (≈3.3 °C) or less.
The GIT-1 sensor activates when temperatures drop to 38 °F (~3.3 °C) or less for under-floor heating safety control.
This page explains the type of thinset recommended and installation methods.
It depends on a lot of factors, but a classic installation over ¾” plywood with NADWM mats would take about 30 minutes to heat from 60F to 80F. Click “Read More” for details.
This page explains the difference of the mat and loose cable options but ultimately either the cable or mat option will give you the design freedom you are looking for.