<https://www.plasticweldingtools.co.nz/product/overlap-welder-model-roofon-multi-40mm/#product>
<http://schema.org/description>
"RoofOn Multi - for the welding of thermoplastic waterproof membranes"
<https://www.plasticweldingtools.co.nz/product/overlap-welder-model-roofon-multi-40mm/?add-to-cart=1157>