What is the height of the seat?

All LATICRETE Hydro Ban Preformed Seats are 20" in height

Are all the preformed seats strong enough to sit on?

Yes, all the preformed seats are strong enough to sit on after manufacturer recommended installation.

Name: Laticrete Hydro Ban Preformed Seats
Brand: Laticrete
SKU: 3154-16X16Triangle
Price: 154.94 USD
Availability: InStock

$154⁹⁴ USD

Shipping calculated at checkout.

Brand: Laticrete | SKU: 3154-16X16Triangle | MPN:

Option

16" X 16" Triangle Seat 16" X 16" Convex Seat

Product variants

$13.95 Flat Rate shipping for orders under $500 (Other options at checkout)
Same-day shipping cut-off time for ground orders for CD stock items is 3:00 PM ET
Same-day shipping cut-off time for expedited orders for CD stock items is 12:00 PM ET
Shipping time is calculated by business days. Weekends do not count.
For Freight Items See Policy Here

Lightweight and durable easy to transport, handle and adjust during installation
Made from high-density expanded polystyrene with a waterproof finish
Hydro Ban Preformed Seats are 100% waterproof and ready-to-tile
All LATICRETE Hydro Ban Preformed Seats are 20" (508mm) in height
Factory installed, code approved waterproofing meets ANSI A1 118.10 requirements
Laticrete Hydro Ban Preformed Seat are components of the expanded Hydro Ban line of waterproofing products that allow for high quality rapid shower installations
Ready to tile! Multiple design options and sizes available adding utility and value to the shower installation
Component of LATICRETE Lifetime Warranty Single source responsibility
Works in conjunction LATICRETE tile and stone installation materials