Border Locksmiths Wodonga and Bee Safe & Lock Co.Albury have access to a large range of door closers.
Door Closer Selection Chart
Max Door Width
Max Door Weight
When installing parallel arm or slide rail then select thenext door width. (Ie if your door is 840mm then use 950mm) Parallel arm as 20% power loss and slide rail has 30% power loss.(Approx)
The scale above is for normal climatic conditions (i.e.pressure differential of 30Pa or wind of 15 knots) If more severe conditions are expected then choose the next size up orgive us a call for expert advice.
The above chart is a guide only and many factors go intoselecting the right door closer. Please consider enviromentalconditions and high wind areas etc.