24×48 hdpe boards for medical-HDPE 4×8 polyethylene sheet for. 1/2″ x 24″ x 48″ HDPE Sheet 1/2″ x 24″ x 48″ HDPE Sheet. Item 42591. In Stock. 90.08 /Sheet. Add to Cart. Overview. These sheets can be heat formed, shaped and welded to fabricate ducts, hoods PEHD is extremely suitable for wearing parts and