Thermal Barriers | McMaster-Carr

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System of Measurement

Maximum Temperature

Material

Acrylic/Aramid/Cotton Fabric

Acrylic/Cotton Fabric

Acrylic/Fiberglass Fabric

Adhesive

Aluminum

Aramid

Aramid/Carbon Fiber Fabric

Aramid/Carbon/Kevlar Fabric

Aramid/Cellulose Fabric

Aramid/Cotton Fabric

Aramid/Cotton/Fiberglass Fabric

Aramid/Cotton/Nylon Fabric

Aramid/Cotton/Wool Fabric

Aramid/Fiberglass Fabric

Aramid/Fiberglass/Kevlar Fabric

Aramid/Kevlar/Melamine Fabric

Aramid/Kevlar/Nomex Fabric

Color

Beige

Beige/Black

Beige/Brown

Beige/Fluorescent Orange

Black/Fluorescent Orange

Black/Fluorescent Yellow

Width

Thickness

Length

Insulation Type

Performance

Electrically Insulating

RoHS

REACH

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

Export Control Classification Number (ECCN)

DFARS Specialty Metals

Backing Type

Shape

Minimum Temperature

Flexibility

Pipe Size

Wall Thickness

Application

Condensation Reducing

Cut Protection

Electrical Protection

Fireblocking

Flame Protection

Flash-Fire Protection

Molten-Splash Protection

Multipurpose

Privacy

Respiratory Protection

Cell Type

Clothing Size

Sleeving Type

4,939 Products

Heating, Ventilation, and Air Conditioning

Heat Barriers

Protect equipment and surfaces from damage caused by nearby heat sources

26 products

Insulation Sheets

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

256 products

Insulation Hanger Studs

Press insulation sheets onto the spike to secure them to walls and other flat surfaces

21 products

Pipe Insulation

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

877 products

Pipe Insulation Jacketing

Guard pipe insulation from impact, moisture, and corrosion

153 products

Pipe Insulation Repair Strips

Patch and protect damaged pipe insulation

3 products

Pipe Insulation Banding

Strap around pipe insulation to keep it in place

14 products

Insulation Fill

Blow into walls to fill gaps in existing insulation, or mix as a filler in insulating cement

1 product

Spray Foam Insulation

Expands to fill in cracks, gaps, and other hollow spaces for a tight seal against drafts and heat

18 products

HVAC Tape

Seal and patch insulation and duct

51 products

Raw Materials

Fabric

Use to cover, clean, and insulate objects

118 products

Foam

Pockets of air make it lighter in weight than rubber; good for packing, insulating, and sealing

383 products

Aluminum

Lightweight, easy to machine, and corrosion resistant—all with material certificates for traceability

156 products

Aramid

Strong, lightweight, and an excellent thermal insulator; also known as Nomex

10 products

Mica

An electrical insulator that resists high temperatures; use in circuit breakers and heating elements

115 products

Wood

Commonly used to build ramps, crates, and prototypes or to make repairs

12 products

Felt

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

20 products

Fabricating and Machining

Firebricks

Insulate furnaces to minimize heat loss while adding flame resistance

16 products

Firebrick Repair Coatings

Renew heat resistance and performance of worn firebrick

1 product

$Refractory Cement$

Refractory Cement

Lay firebricks or set and repair cast iron and steel furnaces, heaters, stoves, and boilers

4 products

Electrical Power, Networking, and Controlling

Thermal Control Coatings

Give off almost no volatile emissions that could damage sensitive electronics and optics

1 product

Wire Sleeving

Bundle wiring and protect from abrasion and heat

333 products

Electrical Tape

Insulate wire and cable splices, wrap wire harnesses, and repair cable jacketing

1 product

Building and Machinery Hardware

Privacy Sprays

Block the view through windows by adding a frosted effect

1 product

Window Film

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

13 products

Window Shades

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

60 products

Protective Film and Tape

Adhere to surfaces to keep them free of scratches, chemicals, moisture, and germs

3 products

Access Panels

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

14 products

Strut Channel Routing Saddles

Clip to strut channel to cradle insulated tubing and pipe

6 products

Facility and Grounds Maintenance

Protective Coatings

Shield surfaces from the surrounding environment

4 products

Tarps

Shield equipment from weather, flames, chemicals, and more

74 products

Sink Pipe Covers

Prevent burns from hot water pipes

3 products

Safety Equipment

Bump Caps

Guard against minor head bumps and scrapes

21 products

Coveralls

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

5 products

Bandanas

Keep sun, dust, and sweat off your face

2 products

Cape Sleeves

Protect your arms and chest from heat, flame, and weld spatter

2 products

Cape Sleeve Bibs

Snap onto cape sleeves to protect your stomach when welding

2 products

Shoe and Boot Covers

Keep footwear clean and dry and avoid contaminating sterile environments

4 products

Glove Liners

Wear under gloves for added protection from cuts and cold

2 products

Chaps

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

1 product

Pants

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

5 products

Footwear

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

3 products

Hot Pads

Shield hands or surfaces from hot objects

2 products

Arm Pads

Prevent burns while welding

2 products

Gloves

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

294 products

Hoods

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

9 products

Aprons

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

35 products

Face Shields

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

20 products

Welding Lenses

Replace the lens in your welding helmet or goggles

10 products

Arm Sleeves

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

35 products

Finger Cots

Guard fingers from heat and abrasion, or protect items from contamination

3 products

Hard Hats

Protect your head from falling objects

23 products

Welding Helmets

Guard against scratches and weld spatter better than face shields

18 products

Clothing Kits

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

5 products

Backhand Pads

Slip over gloves for additional protection against sparks and spatter

2 products

Hats

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

10 products

Jackets

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

31 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

5 products

Sweatbands

Absorb sweat from your head or arms

8 products

Leggings

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

6 products

Socks

Cushion your feet and absorb sweat

3 products

Bib Overalls

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

2 products

Hard Hat Shrouds

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

2 products

Protectors for Gloves

Wear over gloves to meet ASTM standards when working on live electrical equipment

12 products

Welding Helmet Bibs

Clip to any welding helmet to protect your chin and neck from flames, sparks, and UV light

3 products

Neck Gaiters

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

1 product

Fire Stops

Prevent fire and smoke from passing through holes in fire-resistant walls and floors

59 products

Heat-Resistant Blankets

Drape these blankets over machinery or hang them from walls to protect your workspace from sparks

35 products

Welding Pads

Cushion knees or brace elbows during long welding runs

1 product

Curtains

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

134 products

Protective Screens

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

90 products

Fire Blankets

Extinguish flames and cool burns

3 products

Spark-Resistant Film

Stick to vertical surfaces to shield them from sparks while welding or grinding

1 product

Fastening and Joining

TIG Torch Insulators

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

11 products

Mounting Tape

Mount everything from signs and panels to carpet and padding

26 products

Masking Tape

Temporarily join or protect surfaces

22 products

Repair and Duct Tape

Permanently join or seal surfaces

22 products

Fluid Handling

Tube and Tube Fittings

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

39 products

Material Handling

Envelopes

Standard, bubble-lined, and paper-padded for mailing or shipping documents and other items

2 products

Robot Arm Covers

Shield robot arms from dirt and damage

12 products

Bubble Wrap

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

1 product

Shipping Box Liners

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

13 products

Pipe Cradles

Add support to prevent insulation from tearing when routing insulated pipe through loop hangers

20 products

Sealing

Gasket Tape

Seal openings such as those around windows, enclosures, and pipe flanges to prevent leaks

36 products