Description for H Sections: 1st internal Depth 'Board Size' - 2nd external widths - 3rd thickness | M = metres, mm = millimetres
Plastic H joining section profiles can also be used for covering & joining boards & partitions. This profile has equal legs. See also our range of H Joining Sections (Unequal) and our two-part H Interlocking Top & Base. We use external grade rigid PVC material to manufacture plastic H trim.