Meter Mix Manifolds Need Protection

Meet the 2K Condom™ by NoX Tech

Most 2-component dispensing systems still use manifold designs that allow pressure imbalance, static mixer restriction, or shutdown conditions to force material backwards into the manifold.

The result:

Crossover
Hardened material inside the manifold
Plugging
Off-ratio dispensing
Difficult restarts
Constant cleaning and drilling
Premature manifold replacement

The industry has spent decades treating the symptoms.

NoX Tech created a physical barrier designed to help stop the problem before it starts.

What Is a 2K Condom™?

The 2K Condom™ is the nickname for the patented NoX®Valve crossover prevention system from NoX Tech.

It is a dual independent silicone duckbill valve that mounts directly at the manifold outlet — before the static mixer — helping prevent reverse migration and unwanted communication between A and B chemicals.

Unlike traditional manifold designs that leave both chemical paths exposed to common-path pressure spikes, the 2K Condom™ places independent one-way protection directly at the discharge point.

Benefits

Helps prevent crossover
Helps reduce hardened manifold contamination
Helps extend manifold life
Cleaner restarts
Reduced downtime
Reduces drilling and scraping
Disposable protection at the front of the manifold
Compatible with low-pressure and room-temperature systems

Did You Know a

2K Condom™ Helps your MANifold last Longer?

When crossover begins inside a manifold, material hardens internally and eventually destroys the dispensing head.

Many contractors and operators simply accept manifold replacement as normal maintenance.

NoX Tech believes the problem should be prevented — not cleaned out later.

By helping stop reverse migration before chemicals enter the common mixing area, the 2K Condom™ helps reduce:

Internal contamination
Hardened blockage
Aggressive cleaning
Premature manifold failure

Protecting the manifold helps protect the entire dispensing system.

Can I Put a 2K Condom™ on My Existing Manifold?

Usually no.

2K Condoms™ only fit manifolds manufactured with the NOX retention feature.

The manifold must include a precision undercut retention geometry that securely locks the 2K Condom™ in place during dispensing.

Manufactured With the Procedure™

NOX®-ready manifolds are manufactured with the required retention feature; our machinist calls it the circumcision.

Advantages

Secure attachment
Reliable positioning
Reduced blow-off risk
Proper sealing geometry
Designed specifically for crossover prevention

Manufactured Without the Procedure™

Traditional manifolds typically do not contain the retention feature required for proper installation.

Why Traditional Manifolds Struggle

Most traditional meter mix manifolds still rely on a common open discharge architecture developed decades ago.

As static mixers begin to restrict during use, downstream pressure can exceed the pressure on one chemical side.

That pressure imbalance can allow material to migrate backwards into the manifold.

Common symptoms include:

Crossed-over manifolds
Hardened material near the outlet
Off-ratio foam or adhesive
Clogged mixers
Short working time after shutdown
Difficult morning restarts

The smaller the outlet restrictions become, the worse the problem often gets.

NoX Tech approaches the problem differently:

Stop communication before mixing begins.

The NoX® Tech Difference

Traditional systems often depend on:

Small exit orifices
Cleaning procedures
Purging methods
Drill bits
Manifold replacement
Operator timing

The 2K Condom™ adds a physical barrier directly at the manifold discharge.

No electronics. No timing sequence. No complicated maintenance.

Just simple mechanical crossover prevention.

Designed for Modern 2K Applications

Applications include:

Polyurethane foam
Roofing adhesives
Potting and encapsulation
Marine flotation foam
Insulation foam
Structural adhesives
Concrete repair materials
Industrial meter-mix dispensing

The Goal Is Simple

Keep A and B separated until they enter the mixing chamber or static mixer, and prevent them from reversing direction.

That is the core idea behind the patented NoX® Valve technology.

2K Condoms™ by NoX® Tech

Protect Your MANifold.

Prevent the Mess.

NoX® Meter Mix Manifolds are designed to accept the Patented NoX® Valve. It prevents crossover simplifies shutdowns and startups. Increase your systems reliability and productivity today!