Heat Insulators | McMaster-Carr

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Cell Type

3,585 Products

Heating, Ventilation, and Air Conditioning

Thermal Insulation Sheets

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

268 products

Heat Barriers

Protect equipment and surfaces from damage caused by nearby heat sources

18 products

Pipe Insulation

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

1,056 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

15 products

Raw Materials

Fabric

Use to cover, clean, and insulate objects

128 products

Felt

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

20 products

Aramid

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

10 products

Aluminum

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

80 products

Wood

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

12 products

Electrical

Wire Sleeving

Bundle wiring and protect from abrasion and heat

428 products

Safety Equipment

Hot Pads

Shield hands or surfaces from hot objects

2 products

Hoods

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

11 products

Chaps

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

1 product

Bump Caps

Guard against minor head bumps and scrapes

14 products

Coveralls

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

15 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 Covers

Keep shoes clean and dry and avoid contaminating sterile environments

4 products

Pants

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

9 products

Footwear

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

1 product

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

Aprons

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

29 products

Face Shields

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

23 products

Welding Lenses

Replace the lens in your welding helmet or goggles

65 products

Arm Sleeves

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

26 products

Finger Cots

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

3 products

Hard Hats

Protect your head from falling objects

12 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

26 products

Hard Hat Liners

Layer under your hard hat for extra warmth

4 products

Hard Hat Sun Shields

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

2 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

Bib Overalls

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

4 products

Hard Hat Shrouds

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

2 products

Welding Helmet Bibs

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

3 products

Curtains

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

135 products

Curtain Partitions

Section off work spaces, locker rooms, and restricted areas

15 products

Heat-Resistant Blankets

Drape over surfaces or wrap around parts to protect them from flames, sparks, and weld spatter

32 products

Protective Screens

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

43 products

Fastening and Joining

Tape

Bind, seal, and mark surfaces

78 products

Weld-Backing Tape

Stick to the back of welding seams to contain spatter and prevent gases from weakening the weld

11 products

TIG Torch Insulators

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

11 products

Fabricating and Machining

Firebricks

Insulate furnaces to minimize heat loss while adding flame resistance

14 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

Fluid Handling

Heat Sink Compounds

Bond heat sinks to surfaces, eliminating air gaps for maximum heat transfer

11 products

Material Handling

Pipe Routing Saddles

Clip to strut channel to cradle insulated tubing and pipe

6 products

Envelopes

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

0 products

Robot Arm Covers

Shield robot arms from dirt and damage

28 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

Facility and Grounds Maintenance

Sink Pipe Covers

Prevent burns from hot water pipes

3 products

Building and Machinery Hardware

Strip Doors

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

15 products