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Door Services in Denver, CO
Entry, Patio & Storm Doors
Pella and ProVia entry, patio, and sliding doors, installed square, sealed, and smooth by crews certified on both brands, so every manufacturer warranty holds.
Entry & Patio Doors in Denver, CO
A door is the one part of your home you touch every single time you come and go, and a bad one reminds you constantly — it sticks, it drafts, it rattles, it looks tired. A good one you barely notice, except that the whole house feels tighter, safer, and more welcoming. The Roofing & Siding Company installs entry, patio, and storm doors across Denver and the Front Range, working with Pella and ProVia, two of the most respected names in the category. Whether you're after curb appeal, security, energy savings, or all three at once, the right door delivers on a daily basis. A free estimate is the place to begin.
What we do
Door services

Pella Doors
A great door changes how a house greets you. Pella's entry and patio door lines pair beautiful design with weathertight engineering, and our…
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ProVia Doors
Ask installers who builds the best professional entry door and ProVia comes up first, constantly. Legacy steel and Signet fiberglass doors are…
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Financing up to $100,000 through Upgrade
Terms from 1 to 15 years, with 0% interest promotional options for qualified applicants. Checking your options takes a minute and does not affect your credit score.
The Doors That Make Up a Home
"Doors" covers several very different products, and knowing which you need shapes everything that follows:
Entry doors: the front and side doors that set your home's first impression and carry most of its security and weather duty.
Patio doors: large glass doors to a deck or yard, sliding or hinged French, where the glass package matters as much as the frame.
Storm doors: a second, outer door that adds protection, ventilation, and an extra layer of efficiency in front of your entry.
Specialty openings: sidelites, transoms, and wide multi-panel doors that turn a doorway into an architectural feature.

What Colorado Asks of a Door
A Front Range door battles the same extremes your windows do — subzero mornings, ninety-degree afternoons, and relentless high-altitude UV that fades and warps lesser materials. A cheap slab in this climate cups, drafts, and lets the cold pour in around a poorly sealed frame. Big patio glass turns into an energy hole without the right Low-E package. And because a door is also your home's most-used point of entry, security hardware matters here as much as weather sealing. The doors worth buying are the ones engineered for all of it at once — tight, insulated, UV-stable, and genuinely secure. That's the standard we install to, every time.
Why Choose The Roofing & Siding Company In Denver
A door is only as good as the frame it hangs in, and setting one true, tight, and square is genuine craft work, which is where The Roofing & Siding Company has built its reputation across Denver and the Front Range. We install Pella and ProVia entry, patio, and storm doors, and as a certified installer we set each one plumb, sealed, and adjusted so it swings right and stays weathertight for years. We're licensed, fully insured, BBB accredited, and a Team Dave Logan member, working from our shop at 6145 Broadway in Denver and serving Boulder, Littleton, Arvada, Golden, and the surrounding Front Range.
Signs It's Time for a New Door
Doors tend to fail gradually, and it's easy to normalize a bad one. Worth acting on:
Daylight or a visible draft around the edges when it's shut
A slab that sticks, drags, or has to be shouldered open
Rust, rot, peeling paint, or a weathered, dated appearance
Locks that don't line up or a deadbolt that no longer throws cleanly
A patio door that's hard to slide or has fogged glass
Rooms near the door that never hold their temperature in winter
Any of these is reason enough for a look, since a failing door costs you comfort, security, and energy all at once.

Choosing the Right Door
The right door balances four things — how it looks, how well it insulates, how secure it is, and your budget — and the decision starts with the material, because that shapes the rest of the choices.
We carry Pella and ProVia because, between them, they cover fiberglass, steel, and wood at every level of the market. Here's how to think it through.
Door Materials: Fiberglass, Steel, and Wood
Fiberglass is the modern favorite: dent- and rot-proof, energy-efficient, and capable of a remarkably convincing wood-grain look with almost no upkeep. Steel is the strength-and-value pick — tough, secure, and economical, ideal where budget leads. Wood delivers unmatched authenticity and warmth for historic and high-end homes, at a higher price and with more maintenance. Each has its place, and the right one depends on your priorities for looks, security, and how much upkeep you're willing to do. We'll walk you through the trade-offs for your specific entry.
Security and Hardware
A door is your home's most-used entry point, so hardware isn't an afterthought. Multi-point locks — which secure the door at several points along the frame rather than a single deadbolt — turn a door from decorative to genuinely secure, and reinforced frames and strike plates resist forced entry. Quality hinges, sills, and weatherstripping round it out, and smart locks are an easy add for keyless convenience. We'll help you spec hardware that matches how secure you want the entry to be, not just how it looks.
Cost and Financing for Doors
Door cost is driven by the type (entry, patio, or storm), the material and line you choose, the glass and sidelites, and the hardware. A single entry-door replacement is a modest project; a wide multi-panel patio system or a fully custom entry runs higher. You'll get an itemized written estimate before anything's ordered, and financing is available up to $100,000 through Upgrade, with terms from 1 to 15 years and a pre-approval check that won't affect your credit score.
Two Brands, One Standard
We install both Pella and ProVia, and both build doors worth putting our name behind — the difference is emphasis. Pella offers exceptional design range across entry and patio doors, with the styling and glass options to match nearly any home. ProVia made its name building what many installers consider the best professional-grade entry doors in the business — overbuilt and endlessly customizable. For most homeowners the choice comes down to the specific look and the specific door you're after, and we'll help you compare them side by side rather than steer you to one.
The Doors We Install
Entry Doors
The front door is the highest-impact upgrade for the money — it changes the whole face of the home while improving security and energy at the same time. A new entry with the right finish and hardware makes the house feel cared for from the first glance.
Patio Doors
Sliding and French patio doors connect your living space to the outdoors and flood a room with light. Because they're mostly glass, the Low-E package and smooth-operating hardware matter enormously — done right, they're a feature; done cheap, they're an energy leak.
Storm Doors
A storm door adds a protective outer layer that shields your entry door from the weather, boosts efficiency, and lets you open up for ventilation while keeping bugs out. It's an inexpensive way to extend the life of a nice entry door.
Door questions
Frequently asked questions
Do you install just doors, or only with bigger projects?
We install doors as standalone projects all the time. Entry and patio door replacement is one of the highest-satisfaction upgrades there is.
How long does a door installation take?
Most single door replacements are done in half a day, including haul-away and cleanup.
What brands do you carry?
Pella and ProVia entry, storm, sliding, and patio doors, installed by certified crews so the manufacturer warranties hold.








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Weathertight, square, and smooth.

Set right, sealed right.

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