What are the correct fastener dimensions and specifications for my design? This is one of the many questions asked when design engineers are deciding which fasteners are right for a given project, and Essentra Components has produced an application guide to address these questions.

Commercial heating, ventilation and air-conditioning (HVAC) systems are some of the most expensive and critical engineered systems used in buildings today. Todd Schwanger, commercial product manager at Southco, looks at how access hardware can add value to these systems.

Fastener specialist SD Products holds the largest stocked assortment of fir tree buttons, button rivets, scrivets, expansion rivets, removable push type rivets, panel type rivets and trim clips in the UK.