Products

We thinks what clients think, the urgency of urgency to act from the interests of a purchaser position of principle, allowing for greater top quality, decrease processing costs, price ranges are much more reasonable, won the new and aged prospects the support and affirmation for Factory making Dortec Vertical Type Panic Exit Device Double Door UL List, We are going to continually strive to increase our company and supply the ideal quality products with aggressive price ranges. Any inquiry or comment is hugely appreciated. Remember to get hold of us freely.
We thinks what clients think, the urgency of urgency to act from the interests of a purchaser position of principle, allowing for greater top quality, decrease processing costs, price ranges are much more reasonable, won the new and aged prospects the support and affirmation for China Vertical Panic Exit Device and Double Door Exit Device, The products and solutions has a good reputation with competitive price, unique creation, leading the industry trends. The company insists on the principle of win-win idea, has establishedglobal sales network and after-sales service network.

Dorrenhaus comprises R&D center, testing laboratory,manufacturing center and sales dept, has over 10 in-service engineers and research specialists. Since it was founded, developing High performance door control products has always been the objective of Dorrenhaus. Dorrenhaus people have continuously tried to improve product quality, introducing oversea high and new technical equipment,giving our company good technical capabilities. Moreover, all of our R&D engineers has more than 20 years experience in door closer industry.

Do all exit doors need panic hardware?
Keep in mind that when an application requires panic hardware, all of the doors in the means of egress from that room or area will typically require panic hardware, including the exit access, the exit and the exit discharge.

Who invented the panic bar?
Robert Alexander Briggs lived in Sutherland, England and is credited with the invention of the panic bar. By 1892, Briggs was awarded a UK patent for his commercial door improvement. However, he wasn’t the only one thinking about change.

We thinks what clients think, the urgency of urgency to act from the interests of a purchaser position of principle, allowing for greater top quality, decrease processing costs, price ranges are much more reasonable, won the new and aged prospects the support and affirmation for Factory making Dortec Vertical Type Panic Exit Device Double Door UL List, We are going to continually strive to increase our company and supply the ideal quality products with aggressive price ranges. Any inquiry or comment is hugely appreciated. Remember to get hold of us freely.
Factory making China Vertical Panic Exit Device and Double Door Exit Device, The products and solutions has a good reputation with competitive price, unique creation, leading the industry trends. The company insists on the principle of win-win idea, has establishedglobal sales network and after-sales service network.