Skip to content

HYDRO-BLOK Wallboard

HYDRO-BLOK Waterproof Wallboard & Fastening Systems

HYDRO-BLOK wallboard is designed to provide a lightweight waterproof tile substrate for showers, bathrooms, and wet-area tile installations. This collection includes waterproof wallboard panels, screws, washers, and fastening kits used to create moisture-resistant tile assemblies for ceramic tile, porcelain tile, and stone installations.

HYDRO-BLOK Screws & Washers Kit

Hydro-Blok
Original price $0.00 - Original price $0.00
Original price $0.00
$31.80
$31.80 - $31.80
Current price $31.80

Fasteners for HYDRO-BLOK Wallboard Installation The HYDRO-BLOKĀ® Screws & Washers Kit is designed for securely fastening HYDRO-BLOK wallboard an...

View full details
Original price $0.00 - Original price $0.00
Original price $0.00
$31.80
$31.80 - $31.80
Current price $31.80

HYDRO-BLOK Wallboard Washers - 1,000 Piece Bucket

Hydro-Blok
Original price $0.00 - Original price $0.00
Original price $0.00
$218.46
$218.46 - $218.46
Current price $218.46

Wallboard Fasteners for Waterproof Shower Systems HYDRO-BLOKĀ® Wallboard Washers are galvanized steel fastening washers designed to secure HYDRO-BLO...

View full details
Original price $0.00 - Original price $0.00
Original price $0.00
$218.46
$218.46 - $218.46
Current price $218.46

HYDRO-BLOK Wallboard Waterproof Foam Backer Boards

Hydro-Blok
Original price $1,862.40 - Original price $6,042.00
Original price
$1,862.40 - $6,042.00
$1,862.40 - $6,042.00
Current price $1,862.40

Waterproof Backer Board for Tile and Stone Installations HYDRO-BLOKĀ® Wallboard is a waterproof foam backer board designed for tile, stone, glass, a...

View full details
Original price $1,862.40 - Original price $6,042.00
Original price
$1,862.40 - $6,042.00
$1,862.40 - $6,042.00
Current price $1,862.40

HYDRO-BLOK Wallboard Screws - 1-5/8" 1,000 Count

Hydro-Blok
Original price $0.00 - Original price $0.00
Original price $0.00
$96.14
$96.14 - $96.14
Current price $96.14

Corrosion-Resistant Fasteners for HYDRO-BLOK Wallboard The HYDRO-BLOKĀ® Wallboard Screws are 1-5/8" corrosion-resistant fasteners designed to secure...

View full details
Original price $0.00 - Original price $0.00
Original price $0.00
$96.14
$96.14 - $96.14
Current price $96.14
Free Shipping $200+

On Eligible Orders

FAST U.S. SHIPPING

In Stock & Ready to Ship

30 Day Returns

Easy, Hassle-Free Returns

Contractor Pricing

Exclusive Trade Discounts

HYDRO-BLOK Wallboard for Waterproof Tile Installations

HYDRO-BLOK wallboard is designed to create waterproof tile substrates for showers, bathrooms, and wet-area tile installations. This collection includes HYDRO-BLOK wallboard panels, screws, washers, and fastening kits used to build moisture-resistant wall assemblies beneath ceramic tile, porcelain tile, and stone installations.

HYDRO-BLOK waterproof wallboard systems are commonly used for shower walls, tub surrounds, bathroom remodels, and other tile installations where moisture protection and lightweight panel construction are important.

Types of HYDRO-BLOK Wallboard Components

  • HYDRO-BLOK Wallboard Panels:Ā Lightweight waterproof panels designed for tile substrate preparation in wet areas and showers.
  • HYDRO-BLOK Screws:Ā Fasteners designed to secure waterproof wallboard panels to framing and substrate assemblies.
  • HYDRO-BLOK Washers:Ā Washers designed to distribute fastening pressure and support secure panel attachment.
  • HYDRO-BLOK Fastening Kits:Ā Combined screw and washer kits designed for complete waterproof wallboard installation.

Waterproof Wallboard for Showers & Wet Areas

HYDRO-BLOK wallboard is commonly used for shower waterproofing, tub surrounds, bathroom walls, and other wet-area tile applications where moisture-resistant tile substrates are required.

Selecting the Right HYDRO-BLOK Components

Selecting the correct HYDRO-BLOK wallboard components depends on installation area, panel thickness, framing type, fastening requirements, and overall waterproof tile assembly design.

Frequently Asked Questions

What is HYDRO-BLOK wallboard used for?
HYDRO-BLOK wallboard is used as a waterproof tile substrate for showers, bathrooms, tub surrounds, and other wet-area tile installations.
Is HYDRO-BLOK wallboard waterproof?
HYDRO-BLOK wallboard is designed with a waterproof core that helps protect tile assemblies from moisture intrusion in wet environments.
What fasteners are used with HYDRO-BLOK wallboard?
HYDRO-BLOK wallboard installations commonly use HYDRO-BLOK screws, washers, and fastening kits designed for secure waterproof panel attachment.
Can HYDRO-BLOK wallboard be used in showers?
HYDRO-BLOK wallboard is commonly used for shower walls, tub surrounds, and bathroom waterproofing applications beneath tile installations.
What is the advantage of lightweight waterproof wallboard?
Lightweight waterproof wallboard is easier to handle, cut, and install compared to traditional cement backer board while still providing moisture-resistant tile support.