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40523 Rubberized Undercoating, 24 oz, Black, Low VOC VOC, Aerosol, Rubberized (Y/N): Yes

by SEM
Sale Sale
Original price $25.70
Original price $25.70 - Original price $25.70
Original price $25.70
Current price $23.66
$23.66 - $23.66
Current price $23.66
Save $2.04 (7% off)

Low VOC Rubberized Undercoating is a premium, easy to apply, paintable, asphalt-free coating for sound dampening, chip resistance, rust and corrosion protection. Aerosol offers the dual texture formula to produce two distinct textures, heavy or light.

Why Pros Choose SEM SEM

  • Dual texture formula
  • 5 state compliant
  • Hot and humid climate friendly
  • Paintable without bleed-through
  • Pinhole free
  • 1 percent asphalt free
  • Sound dampering properties help reduce road noise
  • Chip and corrosion resistant
  • Uniform final appearance
  • Aerosol includes straw for tight spots

How to Use

For use on properly prepped and primed surfaces, steel, aluminum, SMC and fiberglass

Specifications

Technical specifications for SEM® 40523 Rubberized Undercoating, 24 oz, Black, Low VOC VOC, Aerosol, Rubberized (Y/N): Yes
Part No. 40523
Product Line SEM
MFR Model 40523
Standard/Approvals California Pro65 Warning: Cancer and Reproductive Harm
Application For use on properly prepped and primed surfaces, steel, aluminum, SMC and fiberglass
Manufacturer SEM
UPC 646786405235
Brand SEM®
Maximum Sale Quantity 6
Maximum Sale Day 7
Color Black
Container Size (oz) 24

About SEM

SEM Products specializes in paint adhesion systems, flexible coatings, and plastic repair — the go-to choice for interior and trim refinishing.

Frequently Asked Questions

What size does SEM SEM come in?

This listing ships SEM SEM in a 24 (CN) container. Check the autofxmart catalog for other sizes and bulk pricing.

How fast does autofxmart ship SEM SEM?

Most in-stock orders for SEM SEM ship the same or next business day from our US warehouse. Expedited options are available at checkout. Freight-class items may require an additional 1–2 days for carrier pickup.

Is this SEM product genuine?

Yes. autofxmart is an authorized distributor of SEM products. Every unit is factory-fresh, sealed, and backed by the manufacturer's standard warranty. If you have a concern, contact support@autofxmart.com and we will make it right.

What is the manufacturer part number (MPN) for SEM SEM?

The MPN for SEM SEM is 40523. Use this number when cross-referencing against TDS, SDS, or legacy supplier catalogs.

Documents & Safety

Why Buy from autofxmart

  • Authorized distributor — authentic, factory-fresh stock.
  • Fast US shipping — most orders ship within 1 business day.
  • 30-day returns — buy with confidence.
  • Pro-shop pricing — bulk discounts available on request.
  • Expert support — questions? Email us at support@autofxmart.com.