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Environmental Waterproof Sealant Mastic

Environmental Waterproof Sealant Mastic

Only 11 item(s) left in stock!

Regulärer Preis £9.99
£9.99 Regulärer Preis £19.98 Verkaufspreis
50
%
OFF
Style
24-hour fast shipping
30-day no-questions-asked returns
24/7 live customer support
PCI DSS/SSL secure payments

FEATURES

EXCEPTIONAL SEALING PERFORMANCE: Forms an airtight and watertight barrier around pipes, conduits, and wall penetrations. The mastic's high-density composition expands slightly upon application to fill microscopic gaps, preventing water seepage and air leakage. Ideal for basements, bathrooms, and outdoor installations where humidity control is critical.

STRONG ADHESION TO MULTIPLE SURFACES: Bonds securely to wood, concrete, metal, PVC, and drywall without requiring primers. The modified polyurethane formula creates a flexible yet durable seal that resists peeling or cracking under temperature fluctuations. Perfect for both new construction and retrofitting projects.

RAPID CURE TIME FOR EFFICIENT HOME REPAIRS: Minimizing downtime during repairs. The fast-setting characteristic allows immediate restoration of water supply or electrical systems after application, reducing inconvenience for homeowners and contractors alike.

ECO-FRIENDLY FORMULATION WITH LOW ODOR EMISSIONS: Contains no volatile organic compounds or toxic additives, making it safe for indoor use near living spaces. The non-flammable and non-corrosive properties ensure protection for sensitive materials while maintaining indoor air quality during and after application.

INSECT-RESISTANT PROPERTIES TO PREVENT PEST INFESTATION: The dense, non-porous texture creates an impenetrable barrier that deters rodents and insects from entering through small gaps. Particularly effective around plumbing penetrations where pests commonly gain access to interior spaces.

SPEC

Dimensions: 10.6 * 6cm

Materials: Polydimethylsiloxane, polyurethane, silica, methyl methacrylate, epoxy resin

PACKAGE INCLUDES

1 * Environmental Waterproof Sealant Mastic

NOTE

Ensure surfaces are clean, dry, and free of dust or grease before application.

Maintain temperature above 5°C for optimal curing; avoid water exposure during initial set.

Keep sealed in original packaging in a cool, dry place to prevent premature hardening.

Use gloves during application; wash hands thoroughly after contact with uncured mastic.

Shipping

Please carefully review our Shipping Policy when purchasing our products. This policy will apply to any order you place with us.

SHIPPING & HANDLING

With busy special occasions including (but not limited to) Valentine’s Day, Women’s Day, Mother’s Day, Father’s Day, Independence Day, Halloween, and Christmas, ETA might extend a few days longer.

Country General Cargo Battery Magnets Cream Powder Liquid
United States Average Time(Business Days) 10-13 10-13 11-14
Canada Average Time(Business Days) 9-12 9-12 11-14
Australia Average Time(Business Days) 11-14 10-13 17-20
Germany Average Time(Business Days) 10-13 9-12 11-14
France Average Time(Business Days) 10-13 9-12 12-15
United Kingdom Average Time(Business Days) 7-10 8-11 10-13
Italy Average Time(Business Days) 9-12 11-14 13-16
Spain Average Time(Business Days) 8-11 8-11 10-13
Mexico Average Time(Business Days) 12-15 13-16 12-15
Brazil Average Time(Business Days) 12-15 12-15 29-32
Other country Average Time(Business Days) 11-14 10-16 12-20
Please note:
  1. The above time frame is only applied for orders to the above countries with standard shipping methods.
  2. Delivery to military regions are currently limited. We are very sorry for the inconvenience.
  3. The majority of our orders are processed and shipped within the time frame we offer above. However, the time period above is only approximate and can differ in individual cases. Some items/orders may require a longer ship-out and/or delivery time frame.
  4. International orders: It may take additional days if orders have to go through customs. We have no influence on the customs process and apologize for any inconvenience due to delivery delays resulting from this.
  5. When order is ready to be shipped, a tracking link will be sent to your email so you can follow your package all the way home.

WHAT ARE MY SHIPPING & DELIVERY OPTIONS?
Logistics: 4PX、YunExpress、Wanb Express、UBI

Order Price Worldwide
£0~£29.99 £3.99
Over£30 Free Delivery

All times and dates given for delivery of the products are given in good faith but are estimates only.

For EU and UK consumers: This does not affect your statutory rights. Unless specifically noted, estimated delivery times reflect the earliest available delivery, and deliveries will be made within 30 days after the day we accept your order. For more information please refer to our Terms.

ORDER PROCESSING TIME

  • Processing Time: 3-7 Days
  • Shipping Time: 14-30 Days


DO YOU DELIVER INTERNATIONALLY?
We ship world wide.

NOTE
We may be subject to various rules and restrictions in relation to some international deliveries and you may be subject to additional taxes and duties over which we have no control. If such cases apply, you are responsible for complying with the laws applicable to the country where you live and will be responsible for any such additional costs or taxes.

WHAT HAPPENS IF MY ORDER IS DELAYED?
If delivery is delayed for any reason we will let you know as soon as possible and will advise you of a revised estimated date for delivery.

For EU and UK consumers: This does not affect your statutory rights. For more information please refer to our Terms.

QUESTIONS ABOUT RETURNS?
If you have questions about returns, please review our Return Policy.


HOW CAN YOU CONTACT US ABOUT THIS POLICY?
If you have any further questions or comments, please contact us at our Support Center

Why Choose Us?

What Makes Us the Best
At Hestiy, we pride ourselves on the quality of our customer service and our dedication to delivering great products at reasonable prices in a timely manner. From at-home health and beauty to sunglasses, gym equipment and everything, you'll find it here.


High Quality with Unbeatable Prices
Our vision is to supply our customers with the highest quality product and service offerings available in the market today. We are committed to providing high quality merchandise for less. You don't have to stick to big brands anymore, here you can be creative and try new stuff!


Convenient & Friendly Customer Service
We believe that each and every one of our customers is extremely important to us. We make it a point to listen, learn and deliver based on our customer's needs and expectations. If at any time you have any questions, please contact our Support Center. We will make all reasonable efforts to address your concerns.


Delivery around the Globe
Partnering with internationally trusted logistic service providers, we ship to over 200 countries around the world. We know that you don’t want to wait weeks or even days for your purchase, so we ship out orders as soon as possible. We also provide tracking information on all packages so you’ll be able to keep an eye on where it is and when it will be delivered. If you have any questions about the status of your shipment, just contact us!

Contact Us

Questions, feedback or in need of more information?

Is your question not on one of our information pages or is something not entirely clear? Send an email to service@hestiy.com. Please offer your name, contact phone number and the city you live. Please share product photos if you ask for after sales service.

Customer Service - Hours of operation:
Monday through Friday 9:00 AM to 5:00 PM
Saturday 10:00 AM to 6:00 PM
Sunday Closed.

Frequently Asked Questions:
Q: How long will it take to receive my package?
A: Please note that we require 3 to 7 days on average to fulfill your order before dispatching it. Rest-assured we are doing everything in our power to get your order to you as soon as possible! Once your order is dispatched, depending on your country or region, estimated delivery time is between 14 to 30 days. Please consider any holidays that might impact delivery times.
Q: What is the company return policy?
A: After receiving your return and inspecting the condition of your item, we will process your return or exchange. Please allow at least 14 days from the receipt of your item to process your return or exchange. 
Q: How can I contact you regarding my order?
A: You can contact us via email at service@hestiy.com or by using the form located on this page.

Weitere Details
Environmental Waterproof Sealant Mastic
£9.99