The perforated polyethylene foam underlay we developed is composed of premium crosslinked polyethylene foam featuring a unique perforated design for underfloor heating system. It is perfect for a health and comfortable home flooring with underfloor heating. Lightweight and portable, they are quite easy to fit and install. With the closed cell structure, our perforated polyethylene foam underlay provides your flooring with strong comfort, moisture proof and noise & heat insulation protection. Also our foam underlay can be attached with moisture and heat protection film on its backing to enhance functions. They are offered in various colors and customized sizes to fit your local market use.