<p>A panel edge joint formed on opposing edges of a first panel (12) and second panel (22) for use in refrigeration units. The panel edge joint comprises a male part (10) extending along at least one edge of the first panel (12) and a corresponding female part (20) extending along at least one edge of second panel (22) wherein male part (10) comprises a deformable sleeve (30) forming an outer covering of male part (10). Engagement of male part (10) with female part (20) forms a seal between the first panel (12) and second panel (22).</p>
