DE 302-838-6333    MD 410-546-2900

Safety & Highway Accessories

We are your one-stop shop for safety needs! Tri-Supply & Equipment offers a full line of safety clothing and accessories, along with the equipment necessary to provide a safe and hazard-free workplace and jobsite. Our inventory also includes a full line of traffic and highway safety devices.



Clothing & Accessories

  • Dust Masks
  • Ear Muffs & Plugs
  • Gloves
  • Goggles
  • Hard Hats
  • Respirators
  • Reflective Vests & Jackets
  • Safety Glasses
  • Safety Vests
  • Slush Boots
  • Tyvek Suits

Safety Equipment

  • Barrier, Caution & Flagging Tape
  • Fall Protection
  • Fire Extinguishers
  • First Aid Kits
  • Gas & Safety Cans
  • Rebar Caps

Traffic & Highway Control

  • Barricade Fencing
  • Barricade Flashers
  • Beacon Lights
  • Construction Signs
  • Delineators
  • Flags
  • Highway Signs
  • Municipal Signs
  • Safety & Posts
  • Safety Signs
  • Traffic Cones

Aervoe Industries Inc.
For more than 40 years Aervoe has been recoginzed as a leading manufacturer and marketer of paints, lubricants, cleaners, coatings, and safety products for industrial use.Read more »
Helping to Keep People Safe on America’s Roadways: Bone Safety Signs
Bone Safety Signs is one of the leading manufactures of temporary traffic control devices in the United States. For almost thirty years Bone Safety Signs has continued to focus on the message of "safety" by providing safety products for roadway workers and safety for the traveling public, today and in the future.Read more »
Keson's mission statement is to provide reliable, innovative, and easy-to-use measuring and marking products to people who are passionate about their work and getting it done right. Tri-Supply & Equipment supports Keson's efforts and are proud to carry Keson's product lines!Read more »
Kidde offers a wide variety of smoke alarms, fire extinguishers, carbon monoxide alarms and other products. With more than 90 years in the safety industry, Kidde has established itself as the world's largest manufacturer of fire safety products.Read more »
MSA Safety Works
MSA and MCR Safety established a joint venture to create a full-line of gloves, garments, and safety products to service the general contractor. Their comprehensive line of consumer safety products designed for use around the home and on the contractor jobsite includes: Respirators Work Gloves Hard Hats Hearing Protection Eye & Face Protection...Read more »
Mutual Industries, Inc. is an industry leader in developing and manufacturing a diverse line of quality construction, safety, and surveying products for over 100 years. Tri-Supply & Equipment carries a wide variety of Mutual's products including sediment control and erosion control products, as well as a full line of safety vests and personal...Read more »
Wells Lamont logo
Since its founding in 1907, Wells Lamont has become synonymous with tough, high-quality gloves for the experienced tradesman to the weekend do-it-yourselfer. Their gloves are made from the finest leather and synthetic materials combined with high-tech functionality to meet every consumer’s needs. Tri-Supply & Equipment is proud to stock Wells...Read more »