SlateStone Grout by NextStone

SlateStone Grout by NextStone

SlateStone Grout by NextStone

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Starting at: $13.99

The final product price may change based on the combination of size/type/finish/style you choose.

Availability: Choose options above to see availability


Over 75% of orders qualify! details

Ground Shipping Only

Expedited shipping is not available for this item. It cannot be shipped to Alaska or Hawaii. For local pick-up in the Minneapolis area, please call 952-746-7561.

This Item Is Not Returnable.
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 Durable   DIY Friendly   Eco-Friendly 

NextStone offers durable post covers that offer exquisite style with minimal upkeep necessary... Learn More



Use this textured grout to nearly invisibly seal the edges of NextStone 2-piece post covers. The grout has the look of mortar or stucco but the elasticity of rubber for long-lasting, flexible adhesion. Also great for concealing screw heads after completing Post Cover installation.

Product Specifications

Sizes10.5 oz. tube
ColorsBeige or Gray
ApplicationCaulk gun needed
CoverageApprox. 26 lineal feet with a 1/4” bead
Cure Rate< 30 minutes: tack free
4-5 days: fully cured
Clean UpWarm water and soap

Additional Information

Additional Information

DD # 6054
Manufacturer NextStone

Mor-Flexx Material Safety Data Sheet (81.4 KB) 

Mor-Flexx Material Safety Data Sheet (657 KB) 

NextStone Post Cover (2 piece) Installation Instructions (1.05 MB) 


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authorized retailer

NextStone produces durable faux-stone post covers that are built to last. Their products are made with specially formulated polyurethane made from recycled materials, which is resistant to fire, mold, and fading from the sun’s UV rays. With several colors and styles to choose from, you’re sure to find the perfect fit.


NextStone post covers are easy-to-install and require little upkeep. Their patented interlocking tongue and groove system make installation fast and easy. Use Nextstone grout to conceal seams and hardware.


NextStone offers durable post covers that offer exquisite style with minimal upkeep necessary, available here at


Features and Benefits
 Durable Quality This brand offers products that are built to last and withstand the elements.
 DIY Friendly This brand is reliable and easy-to-install for professionals and DIYers alike.
 Environmentally Responsible Select products have a lower environmental impact by using sustainably-sourced materials and utilize energy-efficient designs.

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3900 50th Ave N #100 Minneapolis, MN 55429

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