Joe, Thank you for your interest in #7 Mastic. To answer your question, 5-12 hours dry time depending upon temperature, humidity, and application rate. Below are a couple of links with more info on the #7 Mastic. https://www.rcdmastics.com/products/7-mastic.html https://www.rcdmastics.com/images/PDFs/Product-Data-Sheets/RCD_7_Mastic-PDS-010119.pdf

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No. 7 Mastic® Premium Air Duct Sealing Kit Grey

Product ID: 42792431

Details

Brand
RCD
Item Weight
1.8 pounds
Item dimensions L x W x H
6 x 5 x 5
Material
Water-Based
Style
Thermal

💧Water borne

🌬️Flexible seal

🛠️915ml sealant

€ 105.43

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Description

Seal it, don’t feel it! 🔒

QUICK DRYING - Experience rapid drying for immediate results and minimal downtime.
SEAL THE DEAL - Achieve a professional-grade seal with No. 7 Mastic's premium formula.
LOW ODOR FORMULA - Enjoy a pleasant working environment with our low odor, water-based sealant.
WEATHER RESISTANT - Ensure durability and performance in any climate with our weather-resistant properties.
NON FLAMMABLE SAFETY - Work with peace of mind knowing our sealant is non-flammable and safe to use.

The No. 7 Mastic® Premium Air Duct Sealing Kit includes a 915ml can of high-quality air duct sealant, a 2-inch mastic brush, a can opener, and a red shop towel. This premium sealant dries quickly to form a tough, flexible seal that is water borne, low odor, weather resistant, and non-flammable, making it ideal for both professional and DIY applications.

Specifications

ASIN	B01FMMNT6M
Best Sellers Rank	#295,471 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #849 in HVAC Ducting
Brand Name	RCD Corporation
Color	grey
Compatible Material	Drywall, Fiberglass Insulation, Plastic, Wood
Customer Reviews	4.5 4.5 out of 5 stars (29)
Item Dimensions	6 x 5 x 5 inches
Item Form	Liquid Paste
Item Weight	1.8 pounds
Manufacturer	RCD Corporation®
Material Type	Water-Based Polymer Sealant/Adhesive
Model	107070
Number of Items	1
Part Number	107070
Style Name	Thermal
Surface Recommendation	Air Duct Surfaces
Unit Count	1 Count
Water Resistance Level	Water Resistant

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TrustScore 4.5 | 7,300+ reviews

Anjali K.

The product quality is outstanding. Exactly what I needed for my work.

1 month ago

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Great price for an authentic product. Fast international shipping too!

3 weeks ago

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€ 105.43

Duties & taxes included

In stock

Sold byAmazon PortugalDelivered 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 Portugal.

Secure transaction

ProDesertcart PRO

Fast, free shipping, member pricing & priority support.

Join PRO →

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

Fatima A.

Best international shipping I've ever tried. Worth every penny!

3 days ago

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