Architectural shingles
Metal roofing
Tile roofing
GAF
Owens Corning
Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Fast, Reliable Roof Repair Across Lennox
Roof repair in Lennox runs on a different set of rules than the surrounding cities, and that changes how the job gets quoted, permitted, and finished. We’re Huntington Beach Roofers, and we work the 90304 grid regularly enough to know that the flat-roofed stucco bungalows here fail at the tie-ins, not the field. If water is coming through near a back addition or the alley-side penetration cluster, that’s a Lennox problem we’ve seen before. Call (833) 467-4901 and we’ll walk the roof with you before recommending anything.
Why Huntington Beach Roofers Is Lennox’s Preferred Roof Repair Company
Lennox is an unincorporated LA County island, which means every permit here goes through LA County Building & Safety, not a city building department. We’ve watched bids out of Inglewood and Hawthorne stall for weeks because the paperwork was filed against the wrong jurisdiction. Our crews know the county process cold, and we schedule inspections around it from day one. Neil Stratton built the company around that kind of specificity: know the roof, know the jurisdiction, know the material.
Seven brands. One contractor. We carry GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, and Boral, so when a Lennox flat roof needs rolled roofing from Atlas or a stucco bungalow calls for GAF shingles at a new tie-in, we match the material to the roof, not the other way around. We inspect first, recommend second. That’s the whole model.
Styles & brands we work with






Commercial Roof Repair in Lennox
Commercial Roof Repair in Lennox usually means a low-slope built-up or modified bitumen roof on a small multi-family box or a converted duplex split into units. These buildings sit tight to the property line, often against a shared party wall, and the failure points are predictable: scuppers clogged with debris, seams opened by UV from long dry spells, and penetrations that were never properly flashed when a second unit was added. A repair here typically runs $800 – $2,400 depending on how far the water has traveled under the membrane.
Ponding and Drainage Corrections
When a commercial flat roof in Lennox ponds after rain, the fix isn’t just patching the puddle. We locate the low point, check the deck for sag between joists, and build a tapered system or add a drain path that actually moves water off the roof. On one Lennox duplex near Hawthorne Boulevard, the ponding sat against a party wall and wicked into both units; we re-sloped the area with a lightweight fill and laid new flashing at the wall. The leak stopped because the water finally had somewhere to go.
Coating and Resealing Work
Older modified bitumen roofs respond well to a re-coat when the membrane is still sound but the surface has oxidized. We clean the field, address failed seams, then apply a compatible coating that extends the roof’s life. We’ll tell you when a re-coat makes sense and when it’s a bandage, because on some Lennox buildings the right answer is a full Roof Repair at the underlayment level, not another layer of goo.
Roof Leak Repair in Lennox
Roof Leak Repair in Lennox starts with finding where the water actually enters, which on a tight lot with additions is rarely where the stain shows up on the ceiling. The leak travels from the penetration or tie-in, runs along a joist or the underside of the sheathing, and drops ten feet from the source. That’s why we don’t patch the first thing we see. Leak diagnostics run $300 – $550 in Lennox, and the repair itself typically lands between $450 and $1,800 depending on what we find.
Flashing and Penetration Repairs
On the alley side of a Lennox lot, plumbing stacks, vents, and exhaust penetrations cluster where additions were built out to the property line. That’s where the flashing fails first. We remove the old sealant, inspect the boot or collar, and dress new flashing at the wall and penetration with materials rated for the South Bay’s UV load. If the penetration has been gooped over three times already, that’s a clue the underlayment underneath is saturated too.
Vent Boot and Valley Repairs
Roof-to-roof tie-ins create valleys where two planes meet, often at a back addition joining the original structure. In Lennox’s post-war bungalows, these valleys were never cricketed properly, so debris collects and water drives under the shingles during winter storms. We repair the valley by stripping the area, checking the underlayment, and re-laying the shingles with the correct overlap. Vent boots fail from UV embrittlement; on a Lennox roof that has baked through ten summers, a cracked boot is a normal wear item, not a defect.
Trusted Brands We Service in Lennox
Authorized to install roofing products from seven leading manufacturers: GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, and Boral. When a Lennox roof needs matching materials, we stock common local parts and source the rest fast, so you’re not waiting on a single-brand supply chain. Atlas rolled roofing works well on the flat sections; Tamko shingles hold up on the sloped additions. If a brand is backordered or ill-suited to the coastal UV here, we have alternatives immediately available.
See the difference
Before
After
Before
After
Before
AfterCommon Roof Repair Problems We See in Lennox Homes
- Tie-in failures at back additions: Lennox bungalows were built in the 1940s – 1960s, and many had rooms added later without re-engineering the roof. The seam where old meets new becomes a ponding point and the flashing lets go before the field does.
- Alley-side penetration clusters: Because additions were built out to the property line, roof penetrations cluster on the alley side. When six pipes and vents sit within four feet of each other, water finds the weak seal.
- UV-aged asphalt and rolled roofing: Near-coastal South Bay sun beats on these roofs through long dry spells. Asphalt shingles get brittle, rolled roofing oxidizes and cracks, and the minimal eave overhang on Lennox homes means more wall exposure to runoff.
- Santa Ana wind damage at the eave line: The occasional wind event lifts shingles at the edges where overhang is minimal. We see loose eave shingles and blown-back flashing after every Santa Ana, and if ignored, those spots become leaks in the next rain.
Pricing for Roof Repair in Lennox, CA
Flat roof patch work on a Lennox bungalow runs $500 – $1,200 for a localized section, while shingle replacement on a sloped addition costs $700 – $1,900 depending on size. Flashing repair lands between $400 and $900, and vent boot replacement is usually $250 – $450 per boot. A full tie-in rebuild where a back addition meets the original roof runs $1,500 – $3,200, because we’re cutting out failed rolled roofing, re-laying underlayment, and dressing new flashing at the wall, not just smearing sealant. County permit fees are separate and we’ll itemize them on the quote. Call (833) 467-4901 for a line-item estimate. It’s free, and we’ll tell you if the roof needs repair or replacement, not whichever makes us more money.
We Also Serve Cities Near Lennox
Beyond Roof Repair in Lennox, our crews work Del Aire, Hawthorne, Inglewood, and El Segundo. Each city has its own permit office or county jurisdiction, and we handle the paperwork correctly no matter where the job sits. If you’re near the Lennox border, call (833) 467-4901 and we’ll confirm which agency governs your address.
Serving Lennox, CA — Our Local Coverage Area
We’re based in the Lennox 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 Roof Repair in Lennox
LA County Building & Safety issues roof repair permits in Lennox, not a city building department. Lennox is unincorporated, so anyone who files with Inglewood or Hawthorne has started the job in the wrong jurisdiction. We pull the correct county paperwork from the start. Call (833) 467-4901 and we’ll handle it.
Because the addition was built out to the property line without re-sloping the roof to drain, and the tie-in where the new roof meets the old becomes a ponding spot. Water sits there, works through the seam, and the flashing fails before the field does. The fix is a tie-in rebuild with proper underlayment and wall flashing, not a patch.
Access is the main variable. A narrow lot with no alley access means we stage materials on the street and carry them up by ladder, which adds labor. If there’s alley access, we can often position a ladder or a small lift directly at the roof edge. We’ll walk the site before quoting so the number reflects your actual conditions. Estimates are free at (833) 467-4901.
Yes. Lennox sits under the LAX approach, so we schedule loud work and material deliveries around the jet-noise windows the neighbors and our crews know well. It doesn’t change the permit timeline, but it does mean we sequence the day differently here than in Del Aire or El Segundo. We plan for it and don’t ask you to work around us.
We inspect first, recommend second. If the membrane is sound and the leak is isolated to a tie-in or penetration, repair makes sense at $450 – $1,800. If the rolled roofing has oxidized through in multiple places and the deck is soft, replacement is the honest call. We’ll show you photos from the roof and tell you what we’d do if it were our house. Call (833) 467-4901 for the inspection.
If water is coming through a Lennox roof, call Huntington Beach Roofers at (833) 467-4901. Neil Stratton and the crew will get on the roof, find the actual entry point, and give you a straight answer with a line-item quote. From the first inspection to the final shingle, one contractor handles it.
Written by Neil Stratton, Owner at Huntington Beach Roofers.