It has a shelf life of 7 months but anything over 90 days I would do a test because shelf life can vary depending on how it is stored. Heat is not its friend.

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Clear Mek Peroxide Catalyst Hardener 4oz Bottle

Clear Mek Peroxide Catalyst Hardener 4oz Bottle

Product ID: 267575393

Details

Brand
Fiberglass
Color
Clear
Item Form
Liquid
Material
mek peroxide
Shape
Flat

⏳1% catalyst ratio for 4 gal resin

⚗️4oz precision dosing

🛠️versatile for marine & automotive

€ 40.80

Duties & taxes included

In stock

Sold byAmazon NetherlandsDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

⚡ Cure with Confidence: The Pro’s Catalyst for Flawless Fiberglass Finishes

BONUS MEASURING KIT - Includes reusable cup & mix guide for effortless, accurate blending
PRECISION 4 OZ BOTTLE - Compact size for controlled, waste-free resin curing
PRO GRADE CONSISTENCY - Ensures reliable, uniform curing every time for professional results
OPTIMIZED 1 MIX RATIO - Cures up to 4 gallons of polyester resin or gelcoat flawlessly
VERSATILE COMPOSITE USE - Perfect for fiberglass repairs, boat building, surfboards & tooling

Fiberglass Supply Depot’s Clear MEKP Peroxide Catalyst Hardener is a 4oz liquid catalyst designed to initiate and control the curing of polyester resins, vinyl ester resins, and gelcoat systems. Trusted by professionals across marine, automotive, and composite fabrication industries, it offers precise dosing with a 1% catalyst ratio that cures up to 4 gallons of resin. The package includes a reusable measuring cup and mix ratio guide, making it ideal for small repairs, prototypes, and hobby projects requiring consistent, high-quality results.

Specifications

ASIN	B08PMVK4DR
Best Sellers Rank	#21,604 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #91 in Commercial All-Purpose Cleaners
Brand Name	Fiberglass Supply Depot
Color	Clear
Customer Reviews	4.6 4.6 out of 5 stars (159)
Grade Rating	Commercial/Industrial
Item Form	Liquid
Item Shape	Flat
Item Weight	4 ounces
Manufacturer	Fiberglass Supply Depot Inc.
Material	mek peroxide
Number of Items	1
Part Number	mek4ozb
Specification Met	True
UPC	819794022743
Unit Count	4 Fluid Ounces

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Vikram D.

The MOLLE sheath is of exceptional quality. Very happy with my purchase.

2 weeks ago

Sneha T.

Received my product in pristine condition. Great service overall.

1 month ago

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