it states 5 pack. Is that 5 in one pack and you ship 5 of those packs for total of 25 boards?

We received 2 packages with 5 boards in each

What is actual r value of this product? Want to use in flat roof, and need r-40.

you can look at data sheet for it and convert. I don't think this specific rockwool product has been tested for R value.

Do you have the sl 920 or sl 930 available ?

No, unfortunately not at this time.

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

Roxul, Rockwool Mineral Wool Board, ProRox SL940 (6# Density), Click for Size Options

Roxul, Rockwool Mineral Wool Board, ProRox SL940 (6# Density), Click for Size Options

Product ID: 342929813

Details

Brand
BRB Products
Item Thickness
3 Inches
Material
Wool
Product Dimensions
24"L x 48"W
Recommended Uses For Product
noise thermal

🔇6# density noise blocker

🔥ASTM C553 fire resistant

🌡️R-value 4.2 per inch thermal shield

Buy anything from 5,000+ international stores. One checkout price. No surprise fees. Join 2M+ shoppers on Desertcart.

$1335.25

Duties & taxes included

In stock

Sold byAmazon USADelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to USA.

Secure transaction

Description

🔥 Silence, Safety & Savings — Insulate Like a Pro!

SILENCE YOUR SPACE - High-density mineral wool traps sound waves and deadens vibrations for a quieter, focused environment.
EFFORTLESS INSTALLATION - Semi-rigid boards cut cleanly with a serrated knife and resist moisture with water-repellent technology.
ENERGY SMART INSULATION - Superior R-value of 4.2 per inch slashes heating costs and keeps your space cozy year-round.
FIREPROOF PEACE OF MIND - Non-combustible stone wool meets ASTM C553 standards, ensuring top-tier fire resistance.
BUILT TO LAST A LIFETIME - Durable rock-based composition guarantees long-term performance without degradation.

ProRox SL 940 is a premium 3-inch thick mineral wool insulation board engineered for superior noise reduction, fire resistance, and thermal efficiency. Made from natural stone and recycled materials, it offers a high R-value of 4.2 per inch and complies with ASTM C553 fire safety standards. Its durable, water-repellent design ensures long-lasting performance, making it ideal for professional office spaces and modern homes seeking sustainable, high-performance insulation.

Specifications

ASIN	B07YM3522P
Best Sellers Rank	#851,993 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #100 in Construction Boards
Brand Name	BRB Products
Coverage	40 square feet
Customer Reviews	4.6 4.6 out of 5 stars (21)
Included Components	Insulation Board
Item Dimensions L x W	24"L x 48"W
Item Thickness	3 Inches
Manufacturer	Rockwool
Material Type	Wool
Model Number	Rockwool
Recommended Uses For Product	noise insulation, thermal insulation, fire resistance
UPC	685757189071

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ravi S.

I loved the variety of products available. Will definitely shop again.

2 months ago

Zainab N.

Fantastic and great service. Shipping was faster than expected.

1 week ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.