How To Use Undersoil In A Sentence

Under an azure sky at Almondvale, horizontal trenches marked the areas where undersoil heating was being installed.
It [the undersoil heating] takes 12 hours to come on. Times, Sunday Times
The addition of undersoil heating would almost rule out the postponement of matches for climatic reasons.
Although both pitches were playable because of undersoil heating, conditions around their stadiums were considered too hazardous. Times, Sunday Times
I just wish they'd put in undersoil heating when the ground was built.

Undersoil heating doing its job and most walkways cleared. Times, Sunday Times
Problems arose after the installation of a new undersoil drainage system over the summer. Times, Sunday Times
A day and a half of digging and riddling had produced several piles of authentic clayish undersoil.
I thought undersoil heating was supposed to solve this problem. Times, Sunday Times
Which was the first British club to install undersoil heating?
The invention is modelled on the undersoil heating systems at football grounds.
High-tech drainage and undersoil heating will keep the grass in perfect condition. Times, Sunday Times
Top-flight clubs must have undersoil heating or another system of pitch protection. The Sun
Two of the pitches have undersoil heating. The Sun
The undersoil heating has been on all night and even though there was a covering of snow this morning, it should be okay.
All this coupled with undersoil heating has the grass up in three days. The Sun
A day and a half of digging and riddling had produced several piles of authentic clayish undersoil (known as sammel and by various other names in areas where Regia membership is high).
Fulham responded by installing undersoil heating over the summer. Times, Sunday Times