Nu-Calgon A/C EasySeal Piercing Valve & Hose Assembly Reusable HVAC Tool

SKU: 4051-99

Weight	2 lbs
Dimensions	8 × 8 × 8 in
Condition	New
Manufacturer Part Number	4051-99
Brand	Nu-Calgon Wholesaler Inc

$39.52

In stock — available to order.

Sold individually. Each quantity ordered is one unit. Kits are one complete kit; products sold by length use the stated length unit.

Same-item volume pricing

Quantity	Unit price	Saving
1–4	$39.52	0%
5–9	$37.54	5%
10+	$35.57	10%

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Specifications & product details

Nu-Calgon A/C EasySeal® Piercing Valve & Hose Assembly – Reusable HVAC Tool

The A/C EasySeal Piercing Valve & Hose Assembly is a reusable installation tool designed for use with Nu-Calgon EasySeal leak sealant products. Developed from technology originally used in critical aerospace and defense applications, this system allows refrigerant leak sealant to circulate with the refrigerant and seal leaks quickly.

This reusable piercing valve and hose assembly makes installation fast and efficient while helping prevent refrigerant loss. It is ideal for sealing hard-to-find and expensive-to-repair leaks in residential and light commercial A/C and refrigeration systems.

Key Features & Benefits:

Reusable piercing valve and hose assembly
Allows EasySeal to travel with refrigerant to locate leaks
Prevents refrigerant loss during sealing
Eliminates costly leak search and repair
Simple installation for professional HVAC use

Compatibility:

Works with most refrigerants, including R-22 and R-410A
Suitable for 1.5 to 5 ton systems

Specifications:

Brand: Nu-Calgon
Product: A/C EasySeal Piercing Valve & Hose Assembly
Manufacturer Number: MFG# 4051-99
Condition: Brand New

⚠️ Note: This listing is for the piercing valve & hose assembly only. Leak sealant is not included.

Important Notice – Propane Parts, Accessories, and Regulators

This product, including but not limited to propane parts, accessories, fittings, hoses, valves, and regulators, must be installed and serviced by a licensed professional in accordance with all applicable local, state, and federal codes, regulations, and standards.

The seller assumes no responsibility for the installation, inspection, application, maintenance, or use of this product.

It is the sole responsibility of the buyer to ensure the product is appropriate for their intended application and that it is installed correctly by a qualified individual.

Improper installation, maintenance, or use of propane products may result in serious injury, death, fire, explosion, or property damage.

The buyer accepts all risks, liabilities, and potential consequences associated with the use of this product.

By purchasing this item, the buyer acknowledges that they have read, understood, and agreed to these terms and confirm that installation and use will be conducted by a properly licensed and qualified professional.

Compatibility & part-number help

Match the manufacturer part number and equipment model to the listing. Check connection sizes, fuel type, pressure or capacity, voltage and dimensions where applicable. A similar appearance or part number alone does not confirm compatibility.

For help, send a parts inquiry with the part number, equipment model, label photos and quantity. Manufacturer documents and item-specific information, when supplied, are in the product details above.

Shipping & availability

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