http://nationaldeckandstair.net

http://nationaldeckandstair.net

OUR SERVICES

WATERPROOFING, STAIRWAYS & IRON WORK — ALL IN ONE CONTRACTOR.

Eliminate the hassle of managing multiple subcontractors. Our experienced, in-house crews handle waterproofing, tread replacement, and custom metal fabrication from start to finish. 

From waterproof deck and balcony coatings to iron-based precast stairways, tread replacement, railing, fencing and gates every service below is performed by our own crews across the Southern California region.

Waterproof Walking Decks

Durable waterproof coatings for exterior walkways, corridors and entry decks over living space.

Pool Decks

Slip-resistant, cool-touch waterproof decking built to handle constant water exposure around the pool.

Other Decks, Courtyards & Patios

Custom waterproofing solutions tailored for courtyards, rooftop decks, entryways, patios and exterior deck surfaces.

Balconies

Leak-proof balcony coatings that protect the unit below, extend the life of the structure and last for years.

Magnesite & Fiberglass Staircases

Expert resurfacing of worn magnesite stair treads with modern, durable fiberglass coating systems.

Iron-Based Precast Stairs

Custom iron-framed precast concrete stairways built for durability and code compliance.

TREAD REPLACEMENTS

Precision crafted precast tread replacements for cracked, spalled or unsafe stair treads.

SUPPORT POSTS

Structural support post repair and replacement beneath decks, balconies and stairways.

metal railing

Custom fabricated, code-compliant metal railing systems for decks, stairs and balconies.

fencing & gates

Iron fencing and gates fabricated to match your property’s railing and stairway systems.

HOW IT WORKS

FROM FREE ESTIMATE TO FINISHED PROJECT.

01

Free Estimate & Leak Diagnosis

We walk the property, inspect the substrate, and pinpoint the actual source of any water intrusion.

02

Custom System Recommendation

You get a clear scope and cost, matched to the right waterproofing system, finish and color for your project.

03

Prep & Installation

Our crews prep the substrate, address structural issues, and install the coating or precast system correctly the first time.

04

Final Walkthrough

We inspect the finished work with you and back it with manufacturer material warranties.
service faq

FREQUENTLY ASKED QUESTIONS

Most single-deck or balcony jobs are completed within 1–3 days depending on size and prep needed, with full cure time following manufacturer specifications before heavy use resumes.

No. For most residential and balcony jobs, residents can remain in the home. We'll walk you through any access restrictions during application and cure time before we start.

Resurfacing addresses the top wear layer and cosmetic condition. Full waterproofing installs (or restores) the membrane system that actually stops water intrusion into the structure below. Our estimator will tell you which one your project actually needs.

Yes. Our waterproofing systems carry manufacturer-backed material warranties, and we stand behind our own workmanship on every job, residential or commercial.

In most cases, yes. We offer a wide range of finishes, textures, patterns and custom colors and will work with you to match or complement your existing property design.

not sure which service fits your project?

Tell us what you’re seeing – cracking, leaks, worn treads – and we’ll recommend the right fix for it.