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CWS Fence Installation: The San Francisco Owner’s Guide
CWS fence installation in San Francisco typically runs $4,130 to $10,620 for a complete project, including posts, panels, hardware, and labor. We stock CWS-compatible components and can usually start within a week of your written estimate. Most homeowners call us after they find a post leaning in wet soil or a gate that will no longer latch – by then the substrate has usually shifted and the rot is already working through the post base.
You’re on this page because a CWS fence section failed, or it’s about to. Here’s how to match what you have, what it costs to fix it right, and when to call a crew instead of reaching for a shovel yourself.
Which CWS Models This Applies To

CWS fence systems break into two main families: steel-reinforced vinyl panels and aluminum-reinforced composite. The vinyl lines – typically 6-foot privacy and 4-foot picket configurations – use a channel-locking post system where the panel slides into a routed slot. The composite and aluminum lines use a bracket-and-rail configuration instead. The two are not interchangeable, which matters more than most owners expect. A replacement panel from one CWS line will not seat into posts from the other without field modification, and field modification voids the point of buying a factory-spec part in the first place.
To identify yours, look at the bottom rail from inside the yard. Vinyl panels have a continuous bottom rail profile, typically 1.5 inches tall. Composite panels have a notched bottom rail with visible fastener ports every 16 inches. For OEM versus aftermarket: CWS-branded panels carry the original manufacturing spec and color match, but lead times run long. Quality aftermarket equivalents – we source from two domestic fabricators certified to CWS dimensional tolerances – cost 15 to 20 percent less and install cleanly, but the color lot will vary slightly. If the fence is visible from the street, we recommend OEM on the street-facing run and aftermarket on interior sections. Nobody can see the difference through a neighbor’s hedge, and the savings are real.
Styles & brands we work with







Signs Your CWS Fence Installation Is Failing
- Post lean at the base, soil visible around the footing. This is almost always a substrate problem – San Francisco’s clay-heavy soils expand and contract with rain, working posts loose. A fence leaning more than 5 degrees off plumb has already sheared the post base or is close to it.
- Gate drags on the latch side or refuses to close without lifting. The hinge post has settled. In San Francisco’s fog belt – the Outer Sunset and Richmond especially – post footings set without sufficient gravel base sink unevenly within three to five years.
- Panel rattle in wind, movement of more than a quarter-inch at the rail joint. The locking channels have worn or cracked. Once a panel moves that much, every gust works the fastener holes wider.
- White chalky residue on vinyl panels near the ground line. This is UV and salt-air degradation working on the lower rail. San Francisco’s marine layer deposits enough salt to accelerate this on west-facing runs, and once the surface starts chalking, the pitting follows fast.
- Rust bleed from aluminum rail brackets. Brackets are the first thing to go on CWS composite and aluminum lines. Cheap steel fasteners or brackets rust through within two winters near the coast. The panel is usually fine; the hardware is not.
Replacement Cost & What’s Included

For a typical San Francisco yard of 40 to 60 linear feet, a full CWS-compatible fence installation runs $4,130 to $10,620. The spread comes down to three things: line haul and disposal of the failed fence, substrate work if posts pulled loose, and whether you’re replacing panels only or posts and panels together.
| Scope | Typical San Francisco Price |
|---|---|
| Single post replacement, vinyl or composite, footing reset | $470 – $945 |
| Gate hinge post replacement with new hardware | $590 – $1,180 |
| Full fence replacement, 40 – 60 linear feet, posts and panels | $4,130 – $10,620 |
| Rail bracket retrofit, aluminum fence | $235 – $590 per 8-foot section |
Every line item is written before the first hole is dug, and the number you sign is the number you pay. The 365-Day Done Right Promise covers the full installation: if a post shifts, a panel cracks at the rail, or a gate comes out of true within one year, we return and correct it at no charge. That’s not a verbal commitment. It’s in writing, on the estimate and on the signed guarantee you get at close-out.
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AfterDIY or Call Us?
Fence installation does not carry the injury risk of high-tension springs or gas lines, but it can still go sideways in a way that costs more than the original repair. You can safely check the following: gate hinge screws for movement, obvious post lean with a 4-foot level, and panel fasteners for rust. What you should not do is dig out and reset a post in San Francisco without calling 811 first. Underground service lines in older neighborhoods – and this is most of the city west of Twin Peaks – often run within a foot of fence lines. Hitting one turns a fence job into a utility repair.
The other failure point we see with DIY attempts: setting a new post in the same hole with the same saturated clay and no gravel base. It will fail again, faster than the original. If the fence line is shorter than 12 feet and all posts are plumb, go ahead and replace a panel yourself. If a post is moving, call us at (831) 610-5598. Curtis Lane has read the California Building Code cover to cover, and more than a few of those pages cover exactly this.
How Much Does CWS Fence Installation Cost in San Francisco?
A complete CWS-compatible fence installation in San Francisco runs $4,130 to $10,620, with most 40-to-60-linear-foot residential jobs landing around $7,000 to $8,500. The number moves based on post condition, substrate work, and whether you need OEM or aftermarket panels. Straight number, real scope, no surprises at close-out. Call (831) 610-5598 for a written line-item estimate – it’s free, and the price will not move at the door.
FAQs
A properly installed CWS vinyl or composite fence in San Francisco lasts 15 to 25 years, with the lower end of that range applying to west-facing runs within a mile of the ocean. UV and salt air break down lower rails and hardware first. Posts set in well-drained footings with gravel base outlast panels. Call (831) 610-5598 and we’ll give you an honest assessment of whether one more repair makes sense or replacement is the cheaper path.
Yes, if the post itself is not cracked or sheared at grade. We dig out the existing footing, reset the post on a gravel base, and re-concrete with a proper grade. If the post has cracked below the soil line, repair is temporary and we’ll say so. Call (831) 610-5598 for a free estimate on either path.
A single post replacement takes one crew about two to three hours on site, plus concrete cure time of 24 to 48 hours before we re-hang the panel and gate. Full fence installations run one to two days for a typical San Francisco yard. Call (831) 610-5598 and we’ll give you a written timeline with the estimate.
We stock common CWS-compatible posts, rail brackets, gate hardware, and panel sections on the truck – enough to complete most single-post and panel repairs in one visit. Special-order OEM panels for larger runs come from our two certified fabricators, and we’ll give you the lead time in writing before you commit. Call (831) 610-5598 and describe what failed; we’ll tell you over the phone whether it’s on the truck or on order.
Contact Bradford Remodeling Co San Francisco

If a CWS fence section has failed, or you’re tired of watching it get worse every winter, call Bradford Remodeling Co San Francisco at (831) 610-5598. A live person answers 24/7 – no menus, no callback queue. We’ll schedule a free estimate, put the price in writing before any work starts, and install CWS-compatible components that carry our 365-Day Done Right Promise. Alongside CWS parts, we also stock and install components for KraftMaid, Cambria, and Silestone projects, so if the fence is only part of the job, we can handle the rest with the same written scope and the same guarantee.
Written by Curtis Lane, Owner, Bradford Remodeling Co – San Francisco, CA at Bradford Remodeling Co San Francisco, serving San Francisco and nearby areas.


