Extruded plastic bench lath for open air sports stadiums - with heating element for winter comfort and hygiene

摘要

The 'U'-section steel plate core of an extruded plastic bench lath, the web of which supports the upper broad face of the plastic lath, has enclosed within the 'U' by an insulating plate, an electrical heating element and a filling of heat-storing material such as fire clay, and etc. Applicable for use in open-air stadiums, increasing comfort in winter and preventing possible damage to health.