Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Door Installation Across San Fernando
Door installation in San Fernando runs $400-$1,800 for a standard exterior door swap and $2,500-$7,500 for a designer or custom entry system, depending on the unit, the glazing, and how much reframing the opening needs. Most San Fernando jobs are done in one day once the door arrives at our shop. That last part matters more than the labor, and we’ll explain why in a minute. If you need a straight answer on your specific door, call (903) 354-7134 and Owen or one of our team will talk you through it.

We’re Door Installation specialists who work in San Fernando every week. The houses here are not like the ones in Burbank or Glendale. They’re older, tighter lots, built in the 1940s through 1960s, and they’ve been through two major earthquakes. We know what that does to a door opening, and we plan for it before we order the unit.
Why Westlight Windows & Doors Is San Fernando’s Preferred Door Installation Company
Westlight Windows & Doors has been installing doors since 2009 as an independently owned and operated Kingswell location. Owen Satterfield leads the team, and he’s the one who answers when you call with a question about a quote or a door that’s binding in July. We don’t route you through a call center. We don’t put you on hold for twelve minutes. A live person picks up, 24 hours a day.
San Fernando homeowners call us because we put the price in writing before any work starts. Not a range, not a ballpark. A written line-item price that doesn’t change at the door. If the door fails within the guarantee period, we come back and fix it at no charge under our 365-Day Done Right Promise. That’s the whole deal, in writing, handed to you at job completion.
Our techs show up in the window we give, in uniform, background-checked. We work on San Fernando’s post-war bungalows off San Fernando Road, the tract homes near Pacoima Wash, and the streets around San Fernando High School. We leave the job site cleaner than we found it, and we don’t leave a pile of old door casing in your driveway.
Door Repair in San Fernando
Door Repair in San Fernando usually means one of three things: a door that binds and sticks when the temperature swings, a weather seal that’s failed and letting dust and heat through, or a jamb that’s out of plumb from the 1971 San Fernando Earthquake, the 1994 Northridge quake, or just fifty years of Valley clay settlement. Simple repairs like hinge tightening and strike plate adjustment run $120-$350. Re-plumbing a racked jamb or replacing a split frame runs $400-$900, done in a day in most San Fernando homes.
Sticking Doors and Racked Jambs
A door that drags against the frame every August and closes fine in January has a jamb that’s moved. In San Fernando, that’s almost always settlement or seismic racking, not humidity. The fix is re-plumbing the jamb, not shaving the door. Shaving the door is a temporary band-aid that makes the gap worse when the frame settles again. We re-hang the jamb square and reset the unit so the reveal is even all the way around.
Failed Weather Seals and Thresholds
A worn threshold or compressed weatherstrip on an exterior door lets in Valley heat, dust from the 118, and winter damp. Replacing a threshold on a San Fernando home runs $180-$400. New weatherstripping around the full perimeter is usually $150-$300. If the door itself is warped or corroded, it’s often cheaper in the long run to replace the slab than to keep fighting the seal.
Exterior Door Installation in San Fernando
Exterior Door Installation in San Fernando starts with measuring the rough opening and checking whether it’s still square. We see a lot of openings off by 1/4 to 3/8 of an inch because the 1971 and 1994 quakes racked the framing enough to move the jamb. If we set a new door into that opening without correcting it, the door will bind seasonally and the weatherstripping will fail within a year. So we re-plumb first, then set.
A standard Therma-Tru fiberglass entry door installed in San Fernando runs $1,200-$2,800. A steel entry door runs $700-$1,800. A full designer entry system with sidelites and custom millwork runs $4,000-$9,000. Labor is not usually the driver on these numbers. The unit cost and the glazing spec are.
Prefit and Prehung Entry Doors
A prehung entry door comes with the frame already assembled and the hinges mortised. For most San Fernando ranch homes and bungalows, this is the fastest path: pull the old slab and frame, shim the new unit plumb and level, insulate the gap, case it out. Prehung installation runs $400-$900 in labor on top of the unit cost, and most jobs are finished the same day.

Custom and Designer Entry Systems
When the spec calls for a PGT or CGI impact-rated door, a custom lite pattern, or a full sidelite assembly, the schedule is set by the manufacturer’s lead time, not our calendar. Custom millwork and specialty glass can run 6 to 14 weeks. We order the unit only after your written price is approved and the Title 24 documentation is locked, and we don’t change the price after the order goes in.
Trusted Brands We Service in San Fernando
We carry and install doors from Therma-Tru, PGT, CGI, and CWS, among the eight manufacturer lines on our truck list. For San Fernando’s seismic history and Title 24 requirements, we lean on PGT and CGI for impact-rated systems and Therma-Tru for fiberglass entry doors that won’t warp in the Valley heat. We stock common hardware and weatherseal parts locally, so a sagging door or a broken threshold doesn’t wait on a shipment from Texas.
Common Door Installation Problems We See in San Fernando Homes
- Racked openings from the 1971 and 1994 quakes. San Fernando sits almost directly over the fault rupture zone of the 1971 San Fernando Earthquake, and the 1994 Northridge event compounded the damage. We re-plumb and reframe the jamb before setting any new unit, or the door will bind within a season.
- Title 24 rejections on designer glazing. San Fernando runs its own building department, separate from LADBS, and the plan checker pulls the U-factor and SHGC paperwork at the counter. A nonstandard glazing package on a sidelite or a lited door stalls the permit if the compliance docs aren’t filed up front.
- Valley heat warping thin-gauge steel doors. Summer temperatures over 100°F put real stress on cheap hollow-core steel. We recommend insulated fiberglass or heavier-gauge steel, and we set the door with the proper gap for thermal expansion. A door that’s set too tight in June binds in July.
- Winter condensation rotting wood jambs. San Fernando drops into the low-to-mid 40s in winter, and uninsulated older homes hit the dew point inside the jamb. Condensation soaks the wood, the jamb swells, and the door starts sticking. We see this most often on the north and east elevations. Replacing the jamb and insulating the rough opening fixes it permanently.
Pricing for Door Installation in San Fernando, CA
Here are straight numbers for San Fernando. A hollow-core interior door swap runs $250-$450. A standard exterior slab replacement runs $400-$900 including labor, more if the jamb needs re-plumbing. A Therma-Tru fiberglass entry door runs $1,200-$2,800 installed. A full entry system with sidelites, impact glazing, and custom millwork runs $4,000-$9,000. The price you approve in writing is the price you pay, even if the manufacturer raises their price after the order goes in. Call (903) 354-7134 for a free estimate, and Owen will walk the property with you and quote the actual door, not a generic number.
We Also Serve Cities Near San Fernando
Our crews install doors in Burbank, Santa Clarita, Glendale, and Stevenson Ranch, in addition to daily work across San Fernando. We coordinate schedules from our Los Angeles office, so a San Fernando job doesn’t wait on a crew from another county. If you’re in a neighboring city and need Door Installation in San Fernando caliber work, call us and we’ll route the right team.
Serving San Fernando, CA - Our Local Coverage Area
We’re based in the San Fernando area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About Door Installation in San Fernando
Yes, if the door includes any glazing, San Fernando’s building department requires the U-factor and SHGC values on file before the permit clears. That applies to lited entry doors, sidelites, and door glass inserts. We assemble the compliance paperwork before the unit ships, so the inspection doesn’t stall on a re-submittal. Call (903) 354-7134 and we’ll tell you exactly what your door needs before you order anything.
Because the frame moved. In San Fernando, most racked jambs trace back to the 1971 and 1994 earthquakes, compounded by clay soil settlement. The fix is re-plumbing the jamb, not shaving the door. Shaving works for a season and then the door leaks air again. Call us for a free assessment, and we’ll tell you if the jamb can be re-hung or if the frame needs full replacement.
Yes, provided the lead time is mapped before we order. Custom millwork, specialty glass, and designer finishes run 6 to 14 weeks from the manufacturer, sometimes longer for PGT or CGI impact systems. We order the moment the written price is approved and the Title 24 docs are filed, and we give you the real arrival window, not the optimistic one. Call (903) 354-7134 to walk through your spec, and we’ll give you the schedule in writing.
Dual-pane low-E, with the U-factor and SHGC tuned to the Sun’s angle on the door’s elevation. San Fernando’s thermal swing is much wider than coastal LA: over 100°F in August, low-to-mid 40s in December. Low-E glass (a thin coating that reflects heat back into the room in winter and back out in summer) is the single most impactful upgrade on an older home’s door. We spec the glass to the opening, not the other way around.
Yes, if the jamb is plumb and the weatherseal is continuous. A door set into a racked opening will not seal, no matter how good the unit is. That’s the part we fix before we hang the door. With a plumb jamb, a correct threshold, and continuous weatherstripping, a new exterior door will hold against the Valley heat, the Santa Ana winds, and the winter condensation that rots old jambs. Every job gets the written guarantee under our 365-Day Done Right Promise.
Get Your Free Door Installation Estimate in San Fernando
Call (903) 354-7134 to schedule a free, written estimate. Owen Satterfield will walk the property with you, measure the openings, check the jambs, and give you a line-item price before any work starts. You’ll get the price in writing, a real arrival window, and the Kingswell Guarantee on the completed work. That’s the deal, and it’s been the deal since 2009.
Written by Owen Satterfield, Owner at Westlight Windows & Doors, serving San Fernando since 2009.










Before
After
Before
After
Before
After