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Pro-grade auto-body supply · Any quantity · 13,000+ SKUs in stock
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Montana

Montana Big Sky TH0870-G TH0800 Series Urethane Grade Reducer, 1 gal, 4.46 lb/gal VOC, Medium Speed/

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Overview

Built for the job.

Urethane grade reducers provide optimum flow, blending, and levelling. These reducers are formulated using only quality virgin grade solvents to ensure the highest degree of gloss and overall performance for your paint job.

Why Pros Choose Montana MON

  • Urethane grade reducers provide optimum flow, blending and leveling. These reducers are formulated using only quality virgin grade solvents to ensure the highest degree of gloss and overall performance for your paint job.

Compatibility

Compatible paint systems: Urethane, Solvent.

Specifications

Technical specifications for Montana Big Sky™ TH0870-G TH0800 Series Urethane Grade Reducer, 1 gal, 4.46 lb/gal VOC, Medium Speed/Temperature
Part No. TH0870-G
Product Line MON
MFR Model TH0870-G
Standard/Approvals California Prop65 Warning: Cancer and Reproductive Harm
Manufacturer Montana
UPC 842027103520
Brand Montana Big Sky™
Maximum Sale Quantity 4
Maximum Sale Day 7
Container Size (gal) 1
VOC Content 4.46 lb/gal
Speed/Temperature Medium

About Montana

Montana is a trusted manufacturer of professional auto body and refinish products used by collision repair shops and restoration specialists across North America.

Frequently Asked Questions

Is Montana MON VOC compliant?

Yes. Montana MON has a VOC content of 4.46 lb/gal. It meets federal regulations and typically complies with California CARB and OTC standards, but customers should verify against the latest state and local rules before use.

What size does Montana MON come in?

This listing ships Montana MON in a 1 (GL) container. Check the autofxmart catalog for other sizes and bulk pricing.

How fast does autofxmart ship Montana MON?

Most in-stock orders for Montana MON 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 Montana product genuine?

Yes. autofxmart is an authorized distributor of Montana 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 Montana MON?

The MPN for Montana MON is TH0870-G. 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.
How to apply

Steps

1Clean and degrease the surface, then scuff as needed.
2Mask off surrounding panels and trim.
3Mix to the product's ratio and strain.
4Apply 2–3 even coats, flashing between each.
5Let cure fully before sanding, buffing, or assembly.
Specifications

Full data

BrandMontana
Part #TH0870-G
UPC842027103520
ApplicationUrethane grade reducers provide optimum flow, blending, and levelling.
Size1
OriginUS
ConditionNew
Container Size (gal)1
VOC Content4.46 lb/gal
Frequently asked

Good to know

Yes. Montana MON has a VOC content of 4.46 lb/gal. It meets federal regulations and typically complies with California CARB and OTC standards, but customers should verify against the latest state and local rules before use.
This listing ships Montana MON in a 1 (GL) container. Check the autofxmart catalog for other sizes and bulk pricing.
Most in-stock orders for Montana MON 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.
Yes. autofxmart is an authorized distributor of Montana 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.
The MPN for Montana MON is TH0870-G. Use this number when cross-referencing against TDS, SDS, or legacy supplier catalogs.

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