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Hardware Installation
SDH is qualified to install all products that we sell on site.

Site Service
We offer FREE site surveys to assess your needs and our experienced personnel can solve any problem you may have.

On Site Locksmith Service
Qualified Locksmiths at your service when and where you need them.

Preventive Maintenance
Minimize downtime with our preventive maintenance service.

Free Delivery
All orders are delivered free of charge in our wide delivery area.