Safely manage traffic in any area or situation.

Straight Line Industries, Inc. handles ADDCO DH1000 solar powered variable message signs for highway traffic control.

These signs are:

  • portable
  • trailer mounted
  • environmentally friendly
  • quiet

These signs are D.O.T. approved and are available for sale and rent, and delivery and set up included. All Straight Line Industries’ sign technicians are factory trained and can assist with sign placement for maximum vantage and efficiency. ADDCO signs can also be adapted for radar detection and remote operation.

Please contact Straight Line Industries or log on to www.addcoinc.com for more information about ADDCO products.