Deck Repair, Staining & Building in St. Louis
Rotted boards, loose railings, faded stain, or time for a new deck FIX St. Louis handles it all with no minimum job size.
Deck Repair & Services in St. Louis
FIX St. Louis repairs, maintains, stains, and builds decks in St. Louis. Services include replacing individual rotted boards, re-securing detaching boards, replacing railing systems in lumber or PVC, replacing deck posts, repairing stair components, powerwashing, staining, and building new decks from pressure-treated lumber, cedar, or composite. For structural repair involving footings, ledger boards, or failing joists, we assess honestly and refer to bonded deck builders when needed. Firm quote before any work. No minimum job size. Phones answered 24/7.
Deck Services FIX St. Louis Handles
For porch repair and fence repair, visit our standalone Porches and Fences pages.
| Service | What We Do |
|---|---|
| Powerwash deck | Pressure wash deck surface; remove algae, mold, and embedded grime; prepare for staining. |
| Stain deck | Apply penetrating or film-forming stain after proper surface preparation; protect and restore color. |
| Replace rotted deck boards | Remove and replace individual rotted boards; secure with appropriate fasteners. |
| Repair detaching deck boards | Re-secure deck boards that have lifted, cupped, or separated from joists. |
| Build a new deck | Design and build a new pressure-treated, cedar, or composite deck; permit guidance provided. |
| Replace deck boards (PT lumber) | Replace full deck surface with pressure-treated lumber; refinish framing as needed. |
| Replace deck boards (cedar) | Replace deck surface with cedar boards; apply initial stain/sealer. |
| Replace deck boards (composite) | Replace deck surface with composite decking material; hidden or face fasteners as specified. |
| Replace deck railings with lumber | Remove deteriorated or unsafe railings; install new lumber rail system. |
| Replace deck railings with PVC | Install PVC/vinyl rail system; low maintenance; match post spacing to existing footings. |
| Replace deck posts | Replace rotted or damaged structural posts; set correctly at existing footings. |
| Replace top rails, pickets, fascia | Replace individual railing components without full system removal. |
| Replace stair railings, treads, risers, stringers | Repair or replace individual stair components; full stair rebuild where needed. |
| Repair deck handrails and post caps | Re-secure loose handrails; install or replace post cap hardware. |
Deck Materials: What to Know Before Replacing Boards or Railings
When deck boards, railings, or stairs need replacing, the material choice determines how the repair looks, how long it lasts, and how much maintenance it requires afterward.
| Material | Cost | Lifespan | Key Notes |
|---|---|---|---|
| Pressure-treated lumber | Least expensive | 10–15 years with maintenance | Needs staining every 2–3 years; can warp or check; widely available |
| Cedar | Mid-range | 15–20 years with maintenance | Naturally rot-resistant; beautiful grain; accepts stain well; lighter weight |
| Composite (Trex-style) | Highest | 25–30 years | Low maintenance; no staining; fades slowly; scratches visible; non-structural |
| PVC / vinyl (railings) | Mid-range | 20+ years | Zero maintenance; never needs painting; used for railings, not structural decking |
One Practical Note:
when replacing individual boards, matching the existing material is usually the right approach. Mixing a composite deck board into a pressure-treated deck, or vice versa, creates visual and dimensional inconsistency. If the deck is approaching end of life and multiple boards need replacing, a full re-decking in one material is often more economical than patching.
The Most Common Deck Problems in St. Louis
Dr. Steve’s Take:
Dr. Steve covered summer as the season when deck problems become most visible and also the season when St. Louis homeowners actually use their decks and discover what winter left behind. A board that looks borderline in May becomes a hazard by July as summer use puts weight on compromised wood. Inspect your deck boards at the start of each warm season probe soft-looking spots with a screwdriver.
From Dr. Steve’s Tips: Here Comes the Sun and I Say, It’s Alright (Most of the Time)
Dr. Steve’s Pro Tip:
Pressure-treated lumber should not be stained in the first year after installation. New PT lumber contains high moisture content from the treatment process, and stain applied to wet treated wood does not penetrate or adhere properly. Wait until the wood has dried and started to gray slightly the stain will penetrate and last significantly longer.
Dr. Steve’s Take:
Deck railings made Dr. Steve’s list of the most important pre-sale exterior repairs. A wobbly railing is flagged by every home inspector and tested by every buyer. More importantly, it is a fall hazard for anyone who uses the deck. A railing replacement, done correctly, pays for itself twice once in safety and once in what it doesn’t cost at the negotiating table.
From Dr. Steve’s Tips: Simple Repairs to Enhance Your Home’s Resale Value (No Renovations!)
Dr. Steve’s Take:
Wood rot on a deck is not always visible from the surface. Dr. Steve covered this in a piece on the home repairs that catch people by surprise after a wet St. Louis winter boards that looked borderline in fall can be completely compromised by spring. The test is simple: press firmly with a screwdriver. Sound wood resists. Rotted wood yields. Do this test on every board you’re uncertain about before deciding between repair and replacement.
From Dr. Steve’s Tips: Let’s Soberly Celebrate St. Patrick, the Patron Saint of Home Repairs
FAQs
Deck Repair & Services in St. Louis
Deck Boards Rotting? Railing Loose? Ready to Stain?
FIX St. Louis handles every deck service from a single board replacement to a full new build. Firm quote before we touch anything. No minimum job size. Phones answered around the clock.