Highside Leak Lock 4 oz Thread Sealant by WMU HS10004 Extreme Temp

Description

Product Overview

The WMU Highside Leak Lock 4 oz Thread Sealant is engineered to provide a reliable, flexible barrier on threaded connections across a broad spectrum of materials. Constructed with a blend of chemically resistant film formers, plasticizers, reinforcing fillers, and solvents, the sealant adheres firmly to clean metal and plastic surfaces, creating a fluid‑tight seal that endures harsh operating conditions. Its compact 4‑ounce brush‑top jar allows for precise application, reducing waste and ensuring consistent coverage on threads, flanged joints, and gasket surfaces. The formulation is compatible with all common refrigerants and petroleum products, making it a versatile choice for a variety of industrial, mechanical, and automotive tasks.

Usage

Designed for demanding environments, this sealant excels in applications where temperature extremes and chemical exposure are routine. Whether sealing refrigeration system lines that experience -200°F lows, or protecting automotive engine components that reach 400°F, the product maintains its integrity without cracking or hardening. It is ideal for use in HVAC systems, automotive fuel lines, industrial pipework, and any scenario requiring a leak‑free joint. Technicians and DIY enthusiasts alike benefit from the easy‑brush application, which allows for quick repairs and long‑term installations without the need for specialized tools.

Why Choose Us

WMU brings decades of expertise in sealant technology, delivering a product that meets rigorous industry standards. The Highside Leak Lock is rigorously tested for temperature resilience, chemical compatibility, and long‑term durability, ensuring that each jar performs reliably from the first use through the lifespan of the equipment it protects. Our commitment to quality is backed by a responsive customer support team ready to assist with technical questions, application guidance, and after‑sales service, providing peace of mind for both commercial and residential users.

Key Features

• Provides a durable, flexible seal that resists cracking under extreme temperature swings.
• Compatible with all refrigerants and petroleum products, reducing the need for multiple sealants.
• Brush‑top 4 oz jar enables precise, low‑waste application on threaded and flanged joints.
• Formulated to adhere to both metal and plastic surfaces, expanding its range of use.
• Backed by WMU’s dedicated technical support and warranty for reliable after‑sales service.

FAQ

What temperature range can the sealant withstand?

The sealant is rated for continuous operation from -200°F up to 400°F, making it suitable for both cryogenic and high‑heat applications.

Is the sealant safe for use with refrigerants?

Yes, the formulation is chemically compatible with all common refrigerants, allowing it to be used in HVAC and refrigeration systems without degradation.

Can I apply the sealant to plastic fittings?

Absolutely. The sealant adheres to clean plastic surfaces as well as metal, providing a versatile solution for mixed‑material assemblies.

How long does the sealant cure?

While the sealant begins to set within minutes, full cure is typically achieved after 24 hours, depending on ambient temperature and humidity.

What support does WMU offer after purchase?

WMU provides technical assistance via phone and email, a comprehensive online knowledge base, and a warranty that covers manufacturing defects for the life of the product.