EXW Singapore — collect or forward from our Singapore office.

3G Electric
HERCULES Roofing Sealant, Black, Tube - Roofing Sealers & Primers
HERCULESRoofing Sealers & Primers

HERCULES Roofing Sealant, Black, Tube

The HERCULES Roofing Sealant is a black, 10.3 oz roofing sealer and primer supplied in a tube (MPN 25403). This product is designed for sealing applications in roofing systems.

SKU 3G-OTH-78928

Brand
HERCULES
Item
Roofing Sealant, Black, Tube
Part Number
25403
Category
Roofing Sealers & Primers
Available to Order
Also known as:25403HERCULES
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

HERCULES
Manufacturer Part Number
25403
Color
Black
Container Type
Tube

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

HERCULES Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HERCULES Roofing Sealant is a black, 10.3 oz roofing sealer and primer supplied in a tube (MPN 25403). This product is designed for sealing applications in roofing systems.

Frequently Asked Questions

What is HERCULES Roofing Sealant used for?

HERCULES Roofing Sealant is a black, 10.3 oz tube-applied sealer and primer designed for sealing applications in roofing systems. It helps prevent leaks and weather damage on roofs, making it suitable for maintenance and repair tasks in commercial and industrial facilities.

What are the specifications of HERCULES Roofing Sealant?

The HERCULES Roofing Sealant (MPN 25403) is a black, 10.3 oz product supplied in a tube. It is a roofing sealer and primer from the HERCULES brand, intended for sealing applications. Key specs include color black, container type tube, and manufacturer part number 25403.

Where to buy HERCULES Roofing Sealant worldwide?

3G Electric supplies HERCULES Roofing Sealant (MPN 25403) worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this product for your roofing projects.

How to apply HERCULES Roofing Sealant?

To apply HERCULES Roofing Sealant, clean and dry the surface, cut the tube nozzle at a 45-degree angle, and use a caulking gun to dispense the black sealant evenly along seams or cracks. Smooth with a tool if needed. Allow proper curing time as per manufacturer guidelines before exposure to moisture.

Used in

Common applications for HERCULES
Gas pipeline maintenance — HERCULES leak detection fluid (8 oz dauber bottle, MPN 45801) for pinpoint leak checks on fittings and valves.
Cooling system corrosion monitoring — HERCULES coolant test strips (SKU 53JW81) to measure pH from 0 to 8.5 in propylene glycol systems.
Emergency plumbing repair — HERCULES ProPoxy 20 epoxy putty (MPN 25515C) for sealing leaks in pipes and fixtures.
Roofing maintenance — HERCULES roofing sealant and primer (1-gallon pail, MPN 25410) for sealing and priming large roof areas.
HVAC service — HERCULES leak detection fluid (32 oz spray bottle, MPN 45802) for locating leaks in gas lines and valves.
Facility upkeep — HERCULES roofing sealant tube (MPN 25403) for sealing joints and flashing on commercial roofs.
Not sure this is the right part? Photo-identify it→

HERCULES Products

3G Electric supplies HERCULES roofing sealers & primers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from HERCULES

View all HERCULES parts →

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first