(909) 360-4006
Rancho Cucamonga Sunrooms & PatiosRancho Cucamonga Sunrooms & Patios

Patio-to-sunroom conversion in Rancho Cucamonga CA - a room that stays dry and usable

Your covered patio sits unused most of the year. We turn it into a sunroom that stays dry, closes right and gets used.

A screened patio enclosure with a white frame and central door sits among tropical landscaping.

Can you turn my patio into a sunroom in Rancho Cucamonga?

A patio-to-sunroom conversion encloses the patio you already have and turns it into a sunroom or more living space for your house. In Rancho Cucamonga, we handle that work from the first measurement to the final walk-through.

Most people who call us have a patio they barely use, or one somebody already closed in that leaks or has doors that stick. The price mostly moves with the size of the room, whether it needs a new foundation, how much glass goes in and whether you'll heat and cool it. The schedule mostly depends on what the city needs to review before we can build. I'll look at your patio and give you a written price for your own job.

  • Licensed and insured.
  • Free on-site estimates.
  • Replies within 1 business day.
Get your free quote

How we handle a patio-to-sunroom conversion

  1. The first thing we settle is whether your patio stays an outdoor room or becomes living space you heat or cool, because that answer changes the rules, the walls, the glass and the price. Then I check which windows open onto the patio, because a bedroom window there can stop an enclosure before it starts. I also look at what the room will sit on. Once the plan is set, our crew frames the walls and ties the roof into the house so water runs off instead of in. We hang the windows and doors so they close right, and we finish the room without hiding anything behind trim.

  2. Some jobs start somewhere other than a slab. If your outdoor space is a raised deck, a deck-to-sunroom conversion goes through the same questions with different footings underneath. If you already know you want a room you can sit in every month of the year, our all season rooms cover the heated and cooled version in more detail.

Why Rancho Cucamonga homeowners call us for patio conversions

  1. I measure and stay on site

    I come out myself to look at your patio and measure it, and I'm on the job with our own crew while they build. You deal with the same person from the estimate to the last screw, so nothing gets lost between a salesman and a sub.

  2. Building these rooms since 2017

    Before that, I spent years fixing leaky patio covers and sagging enclosures for a property management company, so I know where these rooms fail. That's why we make sure water goes where it should and nothing gets covered up with trim.

  3. Your address checked before we start

    The city's patio plan sends owners to the Planning Department for zoning and setbacks, and homes in the Very High Fire Severity Zone follow extra rules, so we check what the city wants for your address first. You can look up your house on the city's fire zone map before I come out.

  4. Licensed and insured for your job

    We're licensed and insured, so you aren't carrying the risk for a crew working on your property. Our work is backed by our satisfaction guarantee.

On a patio conversion, the decision that matters most is whether it becomes living space, so that's where we start. Send us a message or call (909) 360-4006, and include a few photos of the patio, its rough size and the bedroom windows that face it.

Get a written price for enclosing your patio

Send the form and we'll get back to you within one business day to set a time. I'll come out for a free on-site estimate, measure and put the price in writing. There's no obligation.

  • Licensed and insured.
  • Free on-site estimates.
  • Replies within 1 business day.
(909) 360-4006

What happens after you call about your patio?

  1. Call or send a message

    Tell us about your patio, and we'll get back to you to set up a visit. Photos of the space and the windows facing it help me come prepared.

  2. I look and measure

    I look at the space and what the room will sit on, take measurements and talk with you about how you'll use it. Then you get a written estimate, so you know the price before you decide anything.

  3. We permit and build it

    Once you sign, we pull the permit when the job needs one and work with the city's building office through the inspections. Our own crew does the building.

  4. Walk the finished room

    I walk through the finished room with you before we call it done. You'll see the doors and windows close right and where the water goes off the roof.

Patio-to-sunroom conversion questions

How much does a sunroom cost near Rancho Cucamonga?

A sunroom in nearby Riverside usually costs about $17,000 to $120,000 per job. That's the market's range, not our price. Larger rooms that need a foundation and have heating and air conditioning land at the high end. I'll measure your patio and give you a written estimate for your own job.

Can my patio cover become a living room in Rancho Cucamonga?

Not under the patio cover rules, because the city's patio cover plan says patio covers are for outdoor living, not for rooms you live in or use for storage. If you want to stay under those rules, the plan lets you add walls as long as the longer wall and one other wall stay at least 65% open, measured from the floor.

Does a heated sunroom count as an addition in California?

Yes. State energy guidance counts enclosing a patio and heating or cooling it as an addition to the house. That makes it added living space, which is why we settle the heating question before anything else gets designed.

How do I know if my patio can be enclosed?

Start by checking which windows open onto the patio. The city's patio plan says a patio has to stay completely unenclosed when a bedroom's emergency escape window opens onto it. That one window can decide the whole project, so I check it on the first visit, and you can send us a photo of it ahead of time.

How much can a contractor ask up front in California?

In California, the down payment on a home improvement job can be no more than $1,000 or 10 percent of the contract price, whichever is less. There's no exception for special-order materials. Any home improvement job over $500 also needs a written contract that says who gets the permits, gives a completion date and tells you about your right to cancel.

How do I get a permit to enclose my patio in Rancho Cucamonga?

In Rancho Cucamonga, every permit is applied for online through the city's Online Permit Center. When your job needs one, we pull it and work with the city's building office through the inspections. The city's patio rules are written for open covers, so we work out with the city how an enclosed or heated room gets permitted at your address before we start.

  • Deck-to-sunroom conversion

    If the space you want to close in is a raised deck instead of a slab, this covers the footing and framing questions that come with it.

  • All season rooms

    When you want a room you can heat, cool and sit in every month, this is the fully insulated version of the job.

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