3MFirestop Pillows

3M SLP-LARGE* Firestop Pillow

SKU 3G-OTH-554515

Also listed as: SLPLARGE · SLP LARGE · SLP-LARGE

Brand

Item

SLP-LARGE* Firestop Pillow

Local availability & support

Delivery: Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment: Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Manufacturer Part Number

SLP-LARGE* 

Color

Red

Overall Wd

6 in 

Fire Rating

3 hr 

Interlocking

Yes

Technical Documents

No technical documents available for this product.

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3M Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The 3M Firestop Pillow (MPN SLP-LARGE*) is a 9 in long by 6 in wide, red, interlocking firestop pillow with a 3 hr fire rating. 3G Electric interprets your demand for passive fire protection and sources this 3M product across 14 industrial departments — with specialist depth in combustion, pumps and controls as a trust anchor.

Frequently Asked Questions

What is the 3M Firestop Pillow used for?

The 3M Firestop Pillow is used for passive fire protection in commercial and industrial buildings. It seals openings around cables, pipes, and ducts to maintain fire-rated barriers. 3G Electric sources this 3M product across 14 industrial departments, with specialist depth in combustion, pumps and controls.

What are the specifications of the 3M Firestop Pillow SLP-LARGE*?

The 3M Firestop Pillow SLP-LARGE* measures 9 in overall length by 6 in overall width, has a red color, a 3 hr fire rating, and is interlocking. It is manufactured by 3M. 3G Electric supplies this product for passive fire protection needs.

Where to buy 3M Firestop Pillow SLP-LARGE* worldwide?

3G Electric supplies the 3M Firestop Pillow SLP-LARGE* to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us to order this 3M firestop pillow for your passive fire protection requirements.

How to install 3M Firestop Pillows?

Install 3M Firestop Pillows by placing them tightly into the opening around cables or pipes, ensuring full coverage and interlocking for a secure seal. Follow local fire codes and manufacturer guidelines. 3G Electric provides sourcing support for this 3M product across industrial applications.

Used in

Common applications for 3M

Industrial process water filtration — 3M solid polypropylene cartridge (e.g., RT10Q16G20NN, 7 micron) for sediment removal in manufacturing lines.

Cooling tower pre-treatment — 3M string-wound cartridge (e.g., RT39B16G20NN, 30 micron) to protect heat exchangers from particulate fouling.

Food and beverage rinse water — 3M 1 micron solid cartridge (RT10Y16G20NN) for fine filtration to meet quality standards.

Chemical processing feed water — 3M 27 micron solid cartridge (RT30L16G20NN) for high-flow sediment reduction upstream of sensitive equipment.

Wastewater effluent polishing — 3M 2 micron string-wound cartridge (RT09Y16G20NN) for final particulate removal before discharge or reuse.

Pharmaceutical utility water — 3M 0 micron string-wound cartridge (RT09L16G20NN) for sub-micron filtration in critical systems.

3M Products

3G Electric supplies 3M firestop pillows. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

Browse all 3M products →Contact our engineers →

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Red, non-interlocking firestop pillow with a 3-hour fire rating. Measures 6 inches in width. Used for passive fire protection to seal openings around cables, pipes, and ducts in commercial and industrial buildings

This firestop pillow is used to seal openings in fire-rated walls and floors, preventing the spread of flames and smoke. It is commonly applied in cable trays, conduit penetrations, and other through-penetrations in commercial and industrial buildings. The pillow measures 9 inches long by 4 inches wide, has a 3-hour fire rating, and is red in color

This 3M firestop pillow measures 9 inches long by 4 inches wide and is red in color. It has a 3-hour fire rating and features an interlocking design. Used for passive fire protection, it seals openings around cables, pipes, and ducts to prevent the spread of fire and smoke in commercial and industrial buildings