unfelted

unfelted

(ʌnˈfɛltɪd)
adj
(Textiles) not felted
References in periodicals archive ?
Similarly, if your roof is unfelted, cut a layer of fibre insulation to fit the back of the loft hatch door, put it in a bin-liner to keep it tidy and then tack it in place
QOUR 1930s house has a big loft but the unfelted roof makes the area damp and very dusty.
ATHIS is usually only a problem if the roof tiles are unfelted.