Plastic Barriers | McMaster-Carr

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HDPE Fabric

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Nylon Fabric

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Rock Wool/Mineral Fiber/Clay/Filler

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Westex® UltraSoft® Fabric

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Compliant with Exemptions

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Electrically Insulating

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Abrasive Blasting Media

Fall-Arrest Harnesses

Food

Fuel

Galaxy S25 Smartphones

ID Before Shrinking

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12,092 Products

Safety Equipment

Retractable Belt Barriers

Stretch belts between walls, racks, posts, and cones to restrict access to areas

147 products

Chain Barriers

Hook chain onto posts to restrict access to areas

27 products

Barricades

Panel, rail, cone-mount, barrel, and water-fill barricades

16 products

Traffic Cones

Alert drivers and pedestrians to hazards, obstructions, and restricted areas

33 products

Traffic Posts

Taller than cones to divide lanes of traffic and form barriers

7 products

Pennants

Call attention to repair, maintenance, and construction work sites with colorful flags

5 products

Barrier Tape

Stretch around hazards and work areas to temporarily restrict access

55 products

Barrier Tape Dispensers

Hold and dispense barrier tape

2 products

Bollards

Anchor to the ground or floor to block vehicle access

1 product

Bollard Covers

Slip over bollards to add color and protection from wear

18 products

Chain Barrier Links

Split in half and snap back together to securely connect lengths of chain

6 products

Parking Curbs

Designate parking spaces and block drivers from pulling too far into a space

1 product

Protective Screens

Set up to protect against dust, weld spatter, heat, and splashing liquid

38 products

Curtains

Pull shut to protect against dust, weld spatter, heat, and splashing liquid

106 products

Curtain Partitions

Section off work spaces, locker rooms, and restricted areas

45 products

Protective Panels

Stop the spread of illness without blocking communication

19 products

Puller Protection Blankets

Wrap around gear and bearing pullers, presses, and other moving equipment to block flying debris

3 products

Forklift Cab Covers

Shield forklift operators from rain, snow, wind, and dust without blocking their view

4 products

Welding Pads

Cushion knees or brace elbows during long welding runs

1 product

Glove Boxes and Bags

Safely handle hazardous or sensitive materials in an enclosed space

13 products

Machine Guards

Surround equipment to prevent injury to workers and damage to machines

35 products

Chip Guards

Deflect flying chips while machining to protect people and equipment

38 products

Bearing Guards

Shield bearings from dirt, and protect fingers and tools from moving parts

20 products

Spill-Control Berms

Form a barrier around leaks and spills to stop them from spreading

30 products

Face Shields

Protect your face from dirt, chemical splashes, and electrical and welding sparks

88 products

Respirators

Filter particles, hazardous vapors, and other contaminants from the air

20 products

Respirator Filter Monitors

Track the quality of incoming air as it travels from your air line to your respirator

2 products

Respirator Breathing Tubes

Deliver clean, breathable air to your hood or helmet respirator

7 products

Respirator Blowers

Replace blowers in powered respirators to keep the clean air flowing

2 products

Respirator Harnesses

Strap a respirator to your back so it's more comfortable to wear

1 product

Aprons

Protect your torso from dirt, chemical splashes, and electrical and welding spark

59 products

Welding Helmets

Guard against scratches and weld spatter better than face shields

18 products

Welding Lenses

Replace the lens in your welding helmet or goggles

32 products

Clothing Kits

Head-to-toe protection from electrical arc flashes, chemical splashes, welding sparks, and more

11 products

Safety Glasses

Shield your eyes from dirt, sunlight, lasers, and electrical and welding sparks

156 products

Bump Caps

Guard against minor head bumps and scrapes

50 products

Coveralls

Shield your full body against dirt, rain, heat, chemical splashes, and electrical and welding sparks

57 products

Shoe Covers

Keep shoes clean and dry and avoid contaminating sterile environments

79 products

Chaps

Shield the front of your legs from cuts, radiant heat, flames, and welding sparks

4 products

Pants

Insulate your legs from dirt, cold, heat, rain, and electrical and welding sparks

6 products

Safety Goggles

Fully protect your eyes from flying dust and debris or harmful infrared light during welding

27 products

Footwear

Cover and protect feet from impact, chemicals, heat, and cold

11 products

Arm Pads

Prevent burns while welding

2 products

Gloves

Shield your hands from cuts, heat, cold, chemical splashes, and electrical and welding sparks

109 products

Hoods

Shield your head and neck from dirt, heat, cold, and electrical and welding sparks

23 products

Arm Sleeves

Protect your arms from cuts, sparks, heat, and chemical splashes

17 products

Hard Hats

Protect your head from falling objects

46 products

Hair Covers

Catch stray hairs before they contaminate food

11 products

Backhand Pads

Slip over gloves for additional protection against sparks and spatter

1 product

Hats

Shield your head from sun, rain, cold, and sparks

8 products

Jackets

Thicker than shirts for extra protection against dirt, rain, cold, chemical splashes, and sparks

32 products

Hard Hat Liners

Layer under your hard hat for extra warmth

12 products

Shirts

Cover your upper body to guard against cold, heat, welding sparks, and dirt

9 products

Waders

Stay dry when you're in deep water, mud, and sludge

6 products

Rain Suits

Shield your body from wet and rainy conditions, chemical spills and splashes, and flames

9 products

Hard Hat Sun Shields

Attach to a hard hat to protect your neck and face from the sun's rays

2 products

Vests

Keep workers safe in areas with low visibility, flames, heat, and electrical sparks

23 products

Masks

Stop the spread of airborne particles to protect yourself and other people

5 products

Sweatbands

Absorb sweat from your head or arms

3 products

Leggings

Protect shins and feet from radiant heat, flames, welding sparks, and molten metal splashes

1 product

Bib Overalls

Protect your legs and torso from cold, rain, chemicals, and flames

7 products

Hard Hat Shrouds

Protect your neck from heat, sparks, and molten metal splashes

1 product

Ice Cleats

Slip over shoes for traction on icy surfaces

7 products

Bicycle Helmets

A multi-directional impact protection system (MIPS) reduces injury risk

1 product

Neck Gaiters

Protect your neck and face from cold, heat, flames, and electrical hazards

5 products

Sound Barrier Sheets

Block and reflect noise to keep it from reaching other parts of your facility

11 products

Acoustic Insulation

Absorb sound to quiet noisy areas and machines

39 products

Vibration-Damping Sheets

Stick to duct, housings, and other vibrating equipment to reduce noise

10 products

Eye Wash Station Replacement Parts

Replace eye wash station parts such as spray heads, valves, handles, and bowls

9 products

Fire Blankets

Extinguish flames and cool burns

1 product

Building and Machinery Hardware

Protective Film

Temporarily adhere to surfaces to protect them from scratches, nicks, and dirt

24 products

Column Guards

Prevent damage to columns caused by bumps from vehicles and equipment

14 products

Door Strips

Hang from mounting plates to create strip doors, or replace worn strips in an existing door

224 products

Strip Doors

Keep hot or cold air in and dust and debris out while allowing people to move through doorways

168 products

Accordion Doors

Slide open without taking up as much floor space as a swinging door

8 products

Doors

Everything from single to double to two-way swinging doors

38 products

Roll-Up Doors

Roll up and down to secure dock doorways and large openings

4 products

Bellows

Prevent dust and debris from damaging moving parts

337 products

Weatherstripping

Seal gaps around doors, windows, and frames

46 products

Window Shades

Completely block windows, or dim incoming light without eliminating the view

26 products

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

18 products

Window Film

Apply to windows for privacy, insulation, less glare, and a lower chance of shattering

39 products

Protective Caps

Protect just about anything, including pipe, flanges, screws, and posts

833 products

Protective Plugs

Insert into holes in pipe, containers, panels, and parts to keep out debris

467 products

Ceiling Tiles

Create a new drop ceiling that allows access to pipes and wiring

4 products

Access Panels

Install in ceilings, walls, concrete floors, and tanks to access and inspect inside

26 products

Ceiling Tile Sound Barriers

Lay over ceiling tiles to block sound

1 product

Door Locking Bars

Mount across doorways to protect against forced entry

3 products

Facility and Grounds Maintenance

Sink Splash Guards

Surround sinks to shield people and equipment from getting wet

1 product

Faucet Hole Covers

Close off unused faucet holes intended for soap dispensers and side sprayers

1 product

Sink Pipe Covers

Prevent burns from hot water pipes

3 products

Drain Cleanouts

Create an access point to inspect and clean floor drain pipelines

3 products

Animal Repellents

Ward off animals and pests with spikes, decoys, speakers, and other repellents

16 products

Fence Screens

Attach to a fence to obscure the view

12 products

Fencing

Metal chicken wire, plastic fencing, fabric erosion-control fencing, and wood drift fencing

13 products

Tarps

Shield equipment from weather, flames, chemicals, and more

281 products

Leak Drainage Tarps

Protect work areas and equipment from overhead leaks

31 products

Drop Cloths

Cover floors to protect them from spills, splatters, and dirty shoes

7 products

Plastic Wrap

Tightly seal produce and other fresh food for storage

5 products

Rebar Caps

Brightly colored to alert workers to exposed rebar and pipe

4 products

Containers, Storage, and Furniture

Partition Panels

Separate people and workspaces with moveable walls

12 products

Clean Rooms

Create a contaminant-free environment to work on electronics and other sensitive equipment

15 products

Wall Panels

Build impact-resistant enclosures, windows, and roofs that let light in and keep the elements out

5 products

Toilet Partitions

Separate toilets and urinals for privacy

31 products

Mobile Device Cases

Safeguard mobile devices from damage

20 products

Dust Covers

Stretch over drums, pails, and other objects to keep out dust and debris

16 products

Syringe Caps

Cover syringe tips when not in use to protect them and prevent leaks

13 products

Pallet Bags

Cover large furniture and machinery to keep out dust and moisture

65 products

Knife Sheaths

Safely store knives while protecting them from damage

7 products

Communication

Barricade Lights

Mount to barricades so they're easier to see in low-light conditions

3 products

Reflectors

Mark roads and sign posts so they're easier to see in low-light conditions

23 products

Equipment Markers

Mark electrical boxes, fire hydrants, or parking curbs at risk of being hit by vehicles

2 products

Safety Flags

Alert drivers and workers to potential hazards or objects that are obstructed from view

10 products

Signs

Everything from accident prevention to traffic control to exit signs

37 products

Marking Tape

Stick to floors and pavement to outline equipment, make parking spaces, and identify safety zones

168 products

Marking Cones

Designate areas for material identification, inventory control, and pallet staging

6 products

Sign Holders

Display signs on walls, floors, tables, and other surfaces

3 products

Screen Protectors

Shield your phone, tablet, or teach pendant from smudges and scratches

12 products

Tamper-Evident Seals

Secure hasps, latches, and other connections to visibly indicate tampering

37 products

Fastening and Joining

Tape

Bind, seal, and mark surfaces

1,157 products

TIG Torch Insulators

Seal between TIG nozzles and torches to stop gas from escaping and protect torch parts from heat

11 products

Retaining Rings

Hold components on a shaft

12 products

Electrical

Heat-Shrink Tubing

Apply heat to seal and insulate electrical wiring and connections

751 products

Wire Sleeving

Bundle wiring and protect from abrasion and heat

573 products

Cord Grips

Securely connect cords to enclosures while sealing out dirt and moisture

575 products

Electrical Enclosure Plugs

Block or seal holes in outlet boxes and enclosures to keep out debris, dust, and moisture

13 products

Electrical Enclosure Vents

Attach to sealed enclosures so air can flow to equalize temperature and pressure

10 products

Electrical Enclosure Drains

Release moisture to keep components dry

2 products

Solder Mask

Temporarily shield circuit boards from solder, flux, and high temperatures

4 products

Potting Boxes

Fill with potting compound to protect electronic assemblies from dust, moisture, and vibration

16 products

Conformal Coatings

Secure and insulate components on circuit boards and other electronics

17 products

DIN Rail Caps

Guard the edges of DIN rail from damage and create a finished look

2 products

Wire Sleeving Installation Tools

Insert wire and hose into corrugated, spiral wrap, or wraparound sleeving

5 products

Electrical Enclosure Drain Vents

Prevent moisture from getting trapped inside enclosures while letting air flow through

1 product

Switch Safety Barriers

Safely send power to switches and sensors in volatile areas such as refineries and power plants

2 products

Sensor Switches

Detect moving objects from a distance, triggering a circuit to open or close

215 products

Light Curtains

Immediately cut power to machinery when anything blocks the light beam

11 products

Safety Switches

Protect people by cutting power to machines when access doors open; also known as interlock switches

32 products

Switch Mounts

Mount sensor switches to panel cutouts, tank walls, or conveyors

2 products

Hot Stick Hand Guards

Create a barrier between your hands and high-voltage areas when operating switches

1 product

Electrical Connector Clips

Attach to data connectors to lock them in place, repair them, or color code them

4 products

Electrical Adapters

Change electrical connectors to another type, size, or gender

1 product

Electrical Connector Caps

Protect data connectors when not in use

9 products

Data Port Locks

Block USB or Ethernet ports from unauthorized use

9 products

Data Port Plugs

Keep dust, debris, and moisture out of unused computer ports

1 product

Raw Materials

Plastic

A lightweight alternative to metal and glass

155 products

Fabric

Use to cover, clean, and insulate objects

28 products

Leather

Durable and long lasting; often used for belting, lacing, and sealing applications

6 products

Felt

Thicker and more absorbent than fabric for insulating, polishing, cushioning, and gasketing

25 products

Material Handling

Pallet Load Covers

Fit over boxes on pallets to shield the tops and edges from strapping gouges and impact

1 product

Heat-Shrink Wrap

Create a form-fitting barrier around packages to protect them from moisture and dirt

25 products

Foam Wrap

Cushion items with less bulk than bubble wrap to protect them while shipping and storing

15 products

Stretch Wrap

Bundle loads without tape or strapping and shield them from moisture, dirt, and scratches

101 products

Bubble Wrap

Air bubbles cushion fragile items better than foam to protect them while shipping and storing

16 products

Shipping Box Liners

Line cardboard boxes to keep the items inside at a consistent temperature

5 products

Pipe Routing Saddles

Clip to strut channel to cradle insulated tubing and pipe

6 products

Valve Stem Caps

Keep dust and debris out of tire valves

1 product

Rope

Tie, bind, and lift objects; lighter weight yet lower capacity than wire rope

54 products

Robot Arm Covers

Shield robot arms from dirt and damage

74 products

Conveyor Guide Mounting Rod Caps

Cover the ends of conveyor guide mounting rods for a finished look

7 products

Conveyor Covers

Protect conveyed material from dust, debris, and other contaminants

17 products

Conveyor Roller Gap Covers

Cover the gap between conveyor rollers so items don't fall through or get stuck

1 product

Heating, Ventilation, and Air Conditioning

Pipe Insulation

Fit around pipe, tubing, and tanks to reduce heat loss or condensation

511 products

Pipe Insulation Jacketing

Guard pipe insulation from impact, moisture, and corrosion

123 products

Thermal Insulation Sheets

Line the walls of furnaces, freezers, ductwork, and buildings to keep heat in or out

73 products

Sealing

Edge Seals

Block dust, water, and wind from entering the gaps around doors and windows

40 products

Sealants

Fill and seal gaps in metal, plastic, wood, and other materials

62 products

Fluid Handling

Breather Vents

Maintain even pressure and vacuum as temperatures change by allowing airflow in tanks and enclosures

84 products

Manifolds

Distribute air or fluid to multiple places from a single source; also called headers

1 product

Expansion Plugs

Seal pipe and tubing lines when checking for leaks

70 products

Pipe and Pipe Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

383 products

Hose and Hose Fittings

Flexible and stronger than tubing; often used to convey liquids and gases under pressure

85 products

Heating Enclosures

Keep drums and palletized items from freezing at your jobsite

3 products

Lubricating

Grease Fitting Caps

Protect grease fittings from dirt, debris, and moisture

13 products

Power Transmission

Shaft Coupling Covers

Shield rigid shaft couplings from dirt, water, and lubricants to extend their life

13 products