DEI Heat Sheath 1-1/4-Inch Inside Diameter, 50-Foot Spool

Heat Sheath(TM) solves the problem of heat and abrasions causing failure of lines, hoses & wires. Designed to slide over wires, cables and hoses, Heat Sheath provides the ultimate protection from extreme heat as well as chemical and oil spills, dirt, grease and road grime. Constructed from a high temperature fabric and bonded to an aluminized material to reflect heat. Heat Sheath is fireproof and withstands direct heat up to 500°F. Pliable for tight bends Capable of withstanding 2000°F radiant heat Trim to desired length NOTE: Each diameter is available up to 50 ft lengths. Other diameters are also available as a special order. Items with custom cut patterns and/or custom cut lengths of material cannot be returned. *DO NOT apply directly to exhaust components. One 50 foot roll of Heat Sheath with a 1-1/4 inch inside diameter. Heat Sheath(TM) solves the problem of heat and abrasions causing failure of lines, hoses & wires. Designed to slide over wires, cables and hoses, Heat Sheath provides the ultimate protection from extreme heat as well as chemical and oil spills, dirt, grease and road grime. Constructed from a high temperature fabric and bonded to an aluminized material to reflect heat. Heat Sheath is fireproof and withstands direct heat up to 500F. Pliable for tight bends Capable of withstanding 2000F radiant heat Trim to desired length NOTE: Each diameter is available up to 50 ft lengths. Other diameters are also available as a special order. Items with custom cut patterns andDO NOT apply directly to exhaust components. Universal

• Reinforced with aramid thread for outstanding heat resistance, abrasion durability, and flame-retardant performance in high-temperature environments.
• Precision-engineered using 19 oz high-temperature glass fiber insulation, finished with a durable aluminum outer layer.
• Keeps lines and hoses cool, flexible, and protected-resists abrasion and reflects damaging radiant heat up to 2000F.
• Quick, easy installation: simply unhook the line or hose, cut to desired length, slide on, and reattach.
• Proudly manufactured in the USA with a focus on quality and craftsmanship.
• 5 Popular Diameters To Choose From

DEI Heat Sheath is designed to protect automotive wires, cables, lines, and hoses from heat, abrasion, oil, chemicals, dirt, grease, and road grime. This flexible heat sleeve combines high-temperature fabric insulation with an aluminized outer layer that reflects damaging radiant heat, helping maintain the performance and service life of routed components in demanding engine-bay and under-vehicle environments.

The DEI Heat Sheath features aramid-thread reinforcement and 19 oz high-temperature glass fiber insulation for dependable durability and flame-retardant performance. It withstands direct heat up to 500°F and radiant heat up to 2,000°F while remaining pliable enough for tight bends. The sleeve can be trimmed to the required length and installed by disconnecting the line or hose, sliding the sheath into place, and reconnecting the component. Do not apply directly to exhaust components.

This universal DEI Heat Sheath is supplied as one 50-foot spool with a 1-1/4-inch inside diameter, making it suitable for protecting multiple lines or creating several custom-length sections. It is proudly manufactured in the USA and is intended for automotive applications where heat reflection, abrasion resistance, and protection from common shop and road contaminants are required. Custom-cut material may not be returnable; verify routing and application requirements before cutting.

Key Product Specifications and Technical Data

• Brand: DEI
• Part Number: 93404
• Product Type: Heat protection sleeve
• Inside Diameter: 1-1/4 inches
• Length: 50 feet
• Direct Heat Resistance: Up to 500°F
• Radiant Heat Resistance: Up to 2,000°F
• Construction: High-temperature glass fiber insulation with aluminized outer layer

What's Included

• One DEI Heat Sheath 50-foot spool

Fitment

Universal automotive fitment. Suitable for wires, cables, lines, and hoses when properly routed and sized. Not intended for direct installation on exhaust components.

Features:

• High-Temperature Protection: Withstands direct heat up to 500°F and radiant heat up to 2,000°F to help protect nearby lines, hoses, wires, and cables.
• Abrasion and Contaminant Resistance: Helps shield components from abrasion, oil, chemicals, dirt, grease, and road grime.
• Durable Reflective Construction: Uses 19 oz high-temperature glass fiber insulation with an aluminized outer layer that reflects radiant heat.
• Flexible, Trim-to-Length Design: Pliable construction accommodates tight bends, while the 50-foot spool can be cut into application-specific sections for installation.

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1