Sealing Strips | McMaster-Carr

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Electrically Insulating

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High-Pressure Washdown

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For Use Outdoors

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Seal Construction

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Diluted Salt Solutions

13,691 Products

Sealing

Edge Seals

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

529 products

Rope Seals

Insulate the edges of oven, furnace, and boiler doors to keep heat in

135 products

Gasket Tape

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

94 products

Gasket Material

Cut custom shapes and sizes to fill gaps between flat surfaces

631 products

EMI/RFI Shielding Gaskets

Fit around enclosure doors or data connectors to prevent inaccurate signals and flickering displays

83 products

Sealants

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

16 products

Thread Sealants

Create a seal between threaded connections to prevent loosening from vibration

65 products

Packing Seals

Fill in gaps around pump shafts, valve stems, and agitators to prevent leaks

231 products

Raw Materials

Foam

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

2,504 products

Rubber

Compresses and bounces back to shape; often used for sealing, cushioning, and shock absorbing

6,101 products

Felt

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

871 products

Carbon Fiber

The strongest composite we offer; comparable in strength to 6061 aluminum but lighter in weight

137 products

Building and Machinery Hardware

Edge Trim

Install on panels, boards, signs, and mirrors to protect edges from impact

425 products

Protective Film and Tape

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

19 products

Weatherstripping

Seal gaps around doors, windows, and frames

131 products

Door Drip Guards

Divert rain and snow away from door openings

13 products

T-Slotted Framing Cable Holders

Route wire, cable, and tubing along T-slotted rails

12 products

Fastening and Joining

Repair and Duct Tape

Permanently join or seal surfaces

47 products

Masking Tape

Temporarily join or protect surfaces

1 product

Mounting Tape

Mount everything from signs and panels to carpet and padding

411 products

Tape Dispensers

Store and cut lengths of tape

Protect the cables on your MIG or TIG guns from weld spatter

6 products

Welding Purge Tape

Create dams in pipes before welding, then wash away with water or steam

2 products

Fabricating and Machining

Prototyping Foam

Carve, mill, or sand into lightweight parts for testing

27 products

Electrical Power, Networking, and Controlling

Wire Sleeving

Bundle wiring and protect from abrasion and heat

878 products

Electrical Tape

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

13 products

Wire Sleeving Installation Tools

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

7 products

Thermal Interface Pads

Soft and flexible, so they conform to rough surfaces and fill gaps between two surfaces

24 products

Heating, Ventilation, and Air Conditioning

HVAC Tape

Seal and patch insulation and duct

14 products

Material Handling

Low-Friction Tape

Create a slippery lining to keep parts moving or use as a release surface on heat sealers and molds

2 products

Facility and Grounds Maintenance

Surface Fillers

Repair chips, cracks, and tears in various surfaces

7 products

Lighting

Door Drip Guard Lights

Light up your doorway while diverting rain and snow away from it

2 products

Safety Equipment

Fire Stops

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

4 products

Protective Clothing Tape

Patch rips and seal gloves, boots, and respirators to clothing

1 product

Communication

Floor-Decal-Protecting Tape

Protect floor labels from heavy foot and vehicle traffic

2 products

Label-Protecting Tape

Protect labels from moisture, oil, solvents, alkalies, and most acids

5 products