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3M Firestop Plug PLG4, 4-Pack, 2 hr Fire Rating, White - Firestop Plugs & Blocks
3MFirestop Plugs & Blocks

3M Firestop Plug PLG4, 4-Pack, 2 hr Fire Rating, White

The 3M Firestop Plug (MPN PLG4) is a white firestop plug with a 4 in overall length and 5.2 in overall width, offering a 2 hr fire rating in a 4-pack. 3G Electric interprets your demand for passive fire protection…

SKU 3G-OTH-552166

Also listed as: PLG 4 · PLG-4

Brand
3M
Item
Firestop Plug PLG4, 4-Pack, 2 hr Fire Rating, White
Category
Firestop Plugs & Blocks
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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

3M
Manufacturer Part Number
PLG4
Type
4 PK
Color
White
Overall Wd
5.2 in
Fire Rating
2 hr

Technical Documents

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

Product Description

The 3M Firestop Plug (MPN PLG4) is a white firestop plug with a 4 in overall length and 5.2 in overall width, offering a 2 hr fire rating in a 4-pack. 3G Electric interprets your demand for passive fire protection and sources this 3M product, providing a quoted solution and ongoing support across 14 industrial departments — with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is the 3M Firestop Plug PLG4 used for?

The 3M Firestop Plug PLG4 is used for passive fire protection in industrial and commercial buildings. It seals openings in fire-rated walls and floors to maintain the fire-resistance rating, preventing the spread of flames and smoke during a fire event.

What are the specifications of the 3M Firestop Plug PLG4?

The 3M Firestop Plug PLG4 is a white firestop plug with a 4 in overall length and 5.2 in overall width. It has a 2 hr fire rating and comes in a 4-pack. The manufacturer part number is PLG4.

Where to buy the 3M Firestop Plug PLG4 worldwide?

3G Electric supplies the 3M Firestop Plug PLG4 worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quoted solution and ongoing support across 14 industrial departments.

How to install the 3M Firestop Plug PLG4?

Install the 3M Firestop Plug PLG4 by inserting it snugly into the opening in a fire-rated assembly. Ensure the plug is fully seated and the surrounding surface is clean. Follow the manufacturer's instructions for proper firestop installation and sealing.

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 plugs & blocks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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