8 Fairfax St SE
NAPA Auto Parts Genuine Parts Company
8 Fairfax St SE
Leesburg,  VA  20175
(703) 777-2055
Reserve Online Participant
Store Hours
Mon-Fri:7:30 AM-7:00 PM
Sat:8:00 AM-5:00 PM
Sun:9:00 AM-5:00 PM
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Fiberglass Reinforced Resin
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Fiberglass Reinforced Resin

Part #: MMM 402
Line: 3M

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Features & Benefits

Warranty: Standard : 3M Warranties Individual Products as Stated on Product Packaging, Package Inserts, Price Pages or Literature. Contact the 3M Sales Professional for a Full Explanation of 3M Warranty & Limited Remedies.


Can Be Used Alone Or w/ Fiberglass Tape, Cloth Or Mat To Repair Damaged Fiberglass Boats, Snowmobiles, Jet Skis, Bathtubs & Showers

  • Can Also Be Used As A Sealer On Damaged & Rotted Wood
  • Seals Concrete, Is Great On Large Or Small Metal Rust-Outs & Joins Most Surfaces Together While Creating A Strong & Long Lasting Bond
  • Sandable In Less Than 2 Hours
  • Compatible w/ All Paints, Including Gel Coat & Marine Paints
  • Waterproof
  • Includes Liquid Hardener


Brand 3M
Compatible Substrates Painted And Unpainted Metal And Fiberglass
Container Size 1 qt (US)
Volatile Organic Compound (VOC) Hardener 913 g/l, Fiberglass Resin 386 g/l
VMRS Code 053010003
SDS Required Yes

Safety Information

Vehicle Fitment Guide

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