MDI Work Zone Safety Products 
15
1.800.521.6776 // www.mditrafficcontrol.com
//ROLL-UP SIGNS//
Quick & easy set up — simply wrap DuraLatch strap around 
the crossbracing and snap onto solid-tip posts.
The versatile DuraLatch® sign is the only self-adjusting roll-up sign available. 
The EPDM rubber straps allow the sign to expand and contract as needed 
in varying weather conditions. The straps fasten securely to the crossbrace 
(sold separately) with heavy-duty brass and steel components.  
◆	 Self-adjusts to keep sign taut and readable.
◆	 Absorbs stress caused by gusting winds and passing vehicles.
◆	 Will not disengage in back winds.
◆	 The DuraLatch sign attaches to the crossbracing with  
high-strength EPDM rubber straps.
◆	 MDI exclusive.
Plastic Pocket Sign
Plastic pocket signs come complete with fiberglass crossbracing 
and are available in a 3-pocket or 4-pocket style. In the 3-pocket 
style, the sign is permanently riveted to the vertical upright on the 
crossbrace and sign is deployed by simply opening the horizontal 
arm and inserting into the two plastic pockets. The 4-pocket style 
comes in two pieces – sign and crossbrace. Sign is deployed by 
inserting each end of the crossbrace into the pockets on each 
corner of the sign.
Sewn Pocket Sign
Sewn pocket signs come complete with fiberglass crossbracing 
and are available in a 3-pocket or 4-pocket style. In the 3-pocket 
style, the sign is permanently riveted to the vertical upright on the 
crossbrace and sign is deployed by simply opening the horizontal 
arm and inserting into the two sewn pockets. The 4-pocket style 
comes in two pieces – sign and crossbrace. Sign is deployed by 
inserting each end of the crossbrace into the pockets on each 
corner of the sign.
PLASTIC POCKET SIGNS 
ARE BACKED AGAINST DEFECTS IN  
WORKMANSHIP, PARTS AND MATERIALS. 
SEWN POCKET SIGNS
ARE BACKED AGAINST DEFECTS IN  
WORKMANSHIP, PARTS AND MATERIALS. 
DURALATCH ROLL-UP SIGNS  
ARE BACKED AGAINST DEFECTS IN 
WORKMANSHIP, PARTS AND MATERIALS. 

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