Roof Inspections, Sarking & Skylights — Blue Mountains
A roof inspection doesn't need to wait until there's a problem — and for Blue Mountains homes, an annual or pre-sale inspection can identify issues before they become expensive. We provide thorough on-roof inspections with photographic reports, advise on sarking needs for existing roofs, and install and repair all major skylight brands.
- 🛡️ 7 Year Warranty*
- ✅ Licensed & Insured
- 📍 Local Blue Mountains Team
What's Included
- On-roof inspection
- Photographic condition report
- Roof ventilation assessment
- Sarking installation
- Skylight installation
- Skylight repairs
Not sure if roof inspections, sarking & skylights is what your roof needs?
We inspect first and tell you straight — repair, restore or replace.
What a Blue Mountains roof inspection covers
A thorough roof inspection is a systematic assessment of every component of the roof system — not just a scan from the gutter. We inspect the tile condition (cracked, porous, slipped or missing tiles), the ridge and hip mortar beds, the valley condition (debris, rust, deformation), flashings at all penetrations and transitions, the condition of the gutters and downpipes, and — where accessible — sarking and battens. The resulting written report with photographs gives you a clear picture of what's in good condition, what needs monitoring and what needs attention now. This is particularly useful before purchasing a Blue Mountains property (where deferred maintenance is common on older housing stock), after a significant weather event, or as part of a maintenance schedule.

Sarking — why it matters in the Blue Mountains
Sarking is a reflective foil or breathable membrane laid under tiles or metal sheeting, between the tile and the batten. In the Blue Mountains climate, sarking serves three important functions: it provides a secondary weather barrier when driven rain or wind-borne moisture passes through the primary tile layer; it acts as a vapour management layer that helps prevent condensation forming under metal roofing in cold mountain mornings; and in summer it reflects radiant heat from the roof, improving ceiling temperatures. A significant proportion of Blue Mountains housing stock — particularly homes built before the 1960s — has no sarking. Adding sarking at the time of a re-roofing is straightforward; retrofitting without removing the roof is possible only in some situations and with some limitations.
Skylight installation in Blue Mountains homes
Skylights are a popular addition in Blue Mountains homes — the tree canopy often limits the angles at which natural light enters standard windows, and a well-placed skylight dramatically improves living spaces. We install tubular skylights (Solatube and equivalent brands), fixed glass skylights and opening skylights into both tile and metal roofs. Correct flashing is essential in this climate: the combination of heavy rain and strong westerly wind drives water into poorly flashed skylight penetrations. We flash all skylights to manufacturer specifications and with appropriate underlays for the conditions. Existing skylights with failed seals, failed flashing or condensation problems can be repaired or replaced.
How the work is done
What happens during a roof inspection
- 01
Book a time that suits
Inspections are free and there's no obligation to book work afterwards. We'll confirm access requirements before we arrive.
- 02
Full on-roof inspection
Tiles, ridge capping, valleys, flashings, penetrations, gutters and downpipes — all checked on the roof, not assessed from the ground.
- 03
Roof space where accessible
Where there is safe access, we check sarking condition, ventilation and any signs of past or current water entry from inside.
- 04
Photograph everything found
Every item of note is photographed, so you can see the actual condition rather than take our word for it.
- 05
Written condition report
A clear report of what we found, suitable for your own records, a property sale, or an insurance claim.
- 06
Prioritised recommendations
What needs attention now, what can reasonably wait, and what needs nothing — with a written quote only for work you ask us to price.
What the job covers
Everything included in your roof inspections, sarking & skylights
One fixed written quote
Every item is priced in the quote you receive after inspection — no line-item surprises once work starts.
- 01
On-roof inspection
Full inspection of tiles, ridges, valleys, flashings, gutters and downpipes.
- 02
Photographic condition report
Detailed written report with photos of all items found — suitable for insurance, sales or maintenance planning.
- 03
Roof ventilation assessment
Assessment of existing roof ventilation and sarking condition where accessible.
- 04
Sarking installation
Foil-backed or breathable anti-condensation sarking installed during re-roofing or where accessible from inside.
- 05
Skylight installation
All major skylight brands installed into tile and metal roofs with correct flashing.
- 06
Skylight repairs
Failed seals, cracked flashings and condensation issues repaired.
Let's take a look at your roof
Free inspection, photos of what we find, and a fixed written quote for the work your roof actually needs.
Straight about price
What does it cost?
Inspection reports are included in the free inspection we provide before any quote. Standalone condition reports (without subsequent work) are available on request — contact us to discuss. Sarking and skylight costs depend on the product and scope. Call (02) 4742 0922.
Questions before you enquire
Roof Inspections, Sarking & Skylights questions
Straight answers to what Blue Mountains homeowners ask us most about roof inspections, sarking & skylights.
Do I need a roof inspection before selling my home?
A pre-sale roof inspection isn't a legal requirement, but it's a sensible investment — particularly for older Blue Mountains properties where deferred maintenance is common. Identifying and addressing issues before listing avoids them appearing in a buyer's building inspection report and potentially affecting the sale price or conditions. We can provide the written report you'd need.
Can sarking be added to an existing roof without removing tiles?
In limited cases, sarking can be added from inside the ceiling space — typically only where the roof space is accessible and the battens are far enough apart to allow the sarking to be laid. In most practical situations, sarking is most cost-effectively added at the time of a full tile replacement, when the tiles are already off and sarking can be laid over the whole roof.
Is a skylight safe on an older tile roof?
A correctly sized and flashed skylight can be installed in any structurally sound tile roof. The risk is in the flashing details — particularly on older terracotta tiles where the profile may not be standard and the flashing has to be custom-fitted. We assess the specific tile type and roof pitch before confirming whether standard or custom flashing is required.
How often should a Blue Mountains roof be inspected?
We recommend an inspection every 3–5 years for most Blue Mountains homes — more frequently for properties in upper-Mountains areas that experience more frost, or for heritage properties with terracotta tiles. After any significant hail or wind event, an inspection within weeks allows storm damage to be identified before the next major rain.
Roof Inspections, Sarking & Skylights across the Blue Mountains
Servicing all Blue Mountains towns and suburbs including:
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Ready for honest advice on your roof?
Free inspection, written fixed quote, and a straight answer — repair, restore or replace. Call (02) 4742 0922 or use the form.
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