---
product_id: 558598078
title: "Flex Paste MAX, 12 lb Can, Black, Waterproof Paintable Putty, Spackle Sealant, Fill Gaps Cracks Holes - Block Out Water and Air - UV Resistant - Walls, Drywall, EPDM, Concrete, Roof, RV Repairs"
price: "C$48498"
currency: NIO
in_stock: true
url: https://www.desertcart.ni/products/558598078-flex-paste-max-12-lb-can-black-waterproof-paintable-putty
store_origin: NI
region: Nicaragua
---

# Flex Paste MAX, 12 lb Can, Black, Waterproof Paintable Putty, Spackle Sealant, Fill Gaps Cracks Holes - Block Out Water and Air - UV Resistant - Walls, Drywall, EPDM, Concrete, Roof, RV Repairs

**Price:** C$48498
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Flex Paste MAX, 12 lb Can, Black, Waterproof Paintable Putty, Spackle Sealant, Fill Gaps Cracks Holes - Block Out Water and Air - UV Resistant - Walls, Drywall, EPDM, Concrete, Roof, RV Repairs
- **How much does it cost?** C$48498 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ni](https://www.desertcart.ni/products/558598078-flex-paste-max-12-lb-can-black-waterproof-paintable-putty)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Flex Paste MAX, 12 lb Can, Black, Waterproof Paintable Putty, Spackle Sealant, Fill Gaps Cracks Holes - Block Out Water and Air - UV Resistant - Walls, Drywall, EPDM, Concrete, Roof, RV Repairs

## Images

![Flex Paste MAX, 12 lb Can, Black, Waterproof Paintable Putty, Spackle Sealant, Fill Gaps Cracks Holes - Block Out Water and Air - UV Resistant - Walls, Drywall, EPDM, Concrete, Roof, RV Repairs - Image 1](https://m.media-amazon.com/images/I/61Ad6oDiPzL.jpg)

## Questions & Answers

**Q: Can I use on my driveway to fill the cracks?**
A: As long as the cracks are clean it will stick in there!

**Q: Is the 12 lb. bucket eligible for amazon prime’s free shipping?**
A: Hi there, at this time the Flex Paste MAX 12 lb tub is not eligible for free Amazon Prime shipping. If you have any other questions, feel free to reach out anytime. Take care and Flex On!

**Q: Will this create a long lasting waterproof bond between concrete and wood (2x4)?**
A: We did just that at Mom’s house where water used to come in every time it rained. So far so good . We put a fair amount of the paste on dry days to be sure it set correctly.

**Q: Is this product safe for water drinking application?**
A: Hi there, we do not recommend using our products on potable water containers or on applications that come into contact with drinking water as they have not been tested for this purpose. Message us anytime if we can help out with any other DIY projects. Have a Flextacular day!

---

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**Shop now:** [https://www.desertcart.ni/products/558598078-flex-paste-max-12-lb-can-black-waterproof-paintable-putty](https://www.desertcart.ni/products/558598078-flex-paste-max-12-lb-can-black-waterproof-paintable-putty)

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*Product available on Desertcart Nicaragua*
*Store origin: NI*
*Last updated: 2026-02-21*