Considering Clay Tile Roofing in Kansas City Metro Area?
APC Roofing builds, patches and relays coverings of every common shape, down to the waterproof sheet beneath the surface.
Call us at 913-398-5020 and a roofer who knows tile will explain what is going on overhead.
How the Covering Is Built: The Basics
Fired clay or cast concrete takes the sun and sheds most rainfall, but the waterproofing itself is an underlayment on the deck below. In a driving storm, some moisture always blows in beneath the courses, and the layer beneath leads that seepage down and off the slope.
One broken tile rarely means water inside the house, since the sheet beneath is normally intact. Once past the underlayment, water often follows the decking downhill before it falls, so the trace it leaves can be a long way from the entry.
Deciding on a Material: Sun and Moisture
A clay piece is formed from wet earth and fired at high heat, and the shade is part of the body itself. Long exposure to sunlight does almost nothing to the way such a roof looks, and sound stock drinks in very little rain.
Concrete is pressed from sand, cement and water, then cured instead of fired, but the pigment on many lines stops just under the face. Years of strong light wash out the sunniest slopes, and a new nick exposes gray under the weathered skin. A newly laid piece does not match its older neighbors, and the contrast narrows as time ages the newcomer.
Concrete absorbs noticeably more rain than good clay does, and at the colder end of our territory, trapped moisture freezes and pushes outward. Enough of those cycles can chip away the outer layer, so products carry a grade for how they stand up to that exposure.
Profiles on the Market – Style and Drainage
The classic barrel pattern sets a curved pan on the deck and a curved cover over each seam, and the appearance recalls early Mediterranean villas. Modern S tile rolls the dip and the hump together, and many recent houses wear this version.
The flat kind sits nearly level on the deck and resembles slate or thick shake, and rain runs over the face of each course instead of along a channel. Barrel and S patterns collect pine needles and leaves in their hollows, whereas a smoother surface keeps far less debris.
Weight Considerations: Conversions and Options
Per square foot, standard tile carries several times the pounds of shingles, and a house that has worn tile since construction was built around it. Converting from a lighter material brings a load the original design never counted on, and a frame pushed past its limit can deflect and dip.
An engineer's assessment of the rafters and supports comes before any such conversion, and a few homes call for stiffening before the new covering is laid. Lightweight concrete weighs noticeably less than the regular kind, and a house that could not hold full-thickness pieces may still manage that option.
Anchoring the Roof – What Varies by House
A piece can be nailed or screwed through a hole near its head, while other jobs hang the courses on battens set over the sheathing. On some houses, an expanding adhesive foam holds each tile down, while mortar holds the entire field on still others. Wire ties or storm clips give extra hold on particular installations, and the maker's instructions and the local code set which combination applies.
Gusts tug most at the outer rows and along the hips and ridge, so the perimeter courses receive additional fasteners. Hurricane rules at the coastal end of our territory call for firmer anchoring, so adhesive coverage and screw spacing are engineered to comply. A replacement is fastened to match the surrounding courses, and a stuck unit ripped free can ruin the adjoining ones.
The Layer Below – Heat and Sunlight
Doubled asphalt felt was the norm for a very long time, but modern jobs often get a synthetic or a self-adhered bitumen roll. The underlayment spends summers in a warm, enclosed pocket, and anything not intended for such exposure turns brittle early.
Tile acts as a sunshade for the layer under it, so a knocked-out tile opens a patch that degrades fast. Even with the rooms dry, a missing piece deserves prompt action, because rot starts in the wood as soon as the membrane lets rain through.
New Waterproofing – Sequence of Work
On a big project the pieces often come off one at a time and are stacked nearby, and damaged plywood is cut out and replaced. Fresh underlayment is then spread over the prepared roof, and the reclaimed tile is reinstalled over it. Passers-by see the familiar face the house has always had, and the watertight layer underneath begins a second service life.
Not every piece survives being moved twice, and the rate climbs with the age of the roof. Each new piece has to sit flush with its neighbors, and a line still in production supplies an identical match. When a style has been dropped by its manufacturer, salvage or a near equivalent fills the gaps, and weathered color is seldom duplicated.
Damage to Single Units: Prevention and Care
A good many fractured tiles were stepped on by somebody, and the walker is often a contractor there for a dish, a chimney or a gutter. A ladder resting on the eave line breaks pieces at the bottom, and a bracket against the wall spares the covering.
A heavy bough dropping onto the slope ruins many tiles at once, so keeping trees clear of the house removes most of that risk. At the colder end of our territory, severe hail punches through clay and concrete, but modest impacts normally leave no trace.
Tile Underfoot: For Other Trades
Every piece is sturdy over the course below, while the open span in between gives way under a heel. On rolled shapes, the pan takes a step far better than the raised crown, and boards or foam pads carry the load on a busy route.
Damage done by a heel commonly sits on the hidden face, and harm accumulates over the years with no one aware. Anyone putting equipment on tile should arrange the approach with a roofer beforehand, so the pieces under each mount are lifted and reset instead of drilled.
Valleys – Trimmed Pieces
Where adjoining slopes meet, a single fold gathers rain from both, and on tile a sheet-metal channel runs down it. Where the pieces are cut back decides how wide the open strip is, and a cramped gap lets a hard rain climb out over the tile.
The shortened pieces flanking the metal usually lack a hole, and foam, clips or tie wire keep them from sliding. Needles packed into the channel slow the water and pool it, and some of that water travels sideways beneath the pieces.
Hips and Ridges – Air and Closures
Each outside joint, at the peak or down a corner, gets a run of rounded trim, and on many homes it is set in mortar. Daily heating and cooling cracks old bedding over the years, so crumbs turn up below and the pieces start to rock.
Many newer roofs mechanically fasten the trim to a raised support rail, and a flexible closure or foam seals the gap beneath. Breathable versions double as exhaust vents, while their shape still keeps rain and insects from getting in.
Chimney and Wall Junctions: Lifting and Reworking
The inside corner at a vertical face is lined with bent sheet metal, with a counterflashing set above it to cover its upper edge. Under tile, the flashing widens into a pan with an upturned rim, while nearby tile is trimmed to leave a clear path for runoff.
Sealant smeared along the joint cracks within a few seasons, so rain returns to exactly that spot. A repair that holds lifts the neighboring pieces and reworks the metal beneath, while the underlayment there is redone before the covering goes back.
Pipes and Other Openings: Details That Differ
A plumbing riser gets a base flashing tied into the underlayment, and a lead or soft aluminum sleeve is dressed down over the tile to shed water. A standard neoprene boot cannot follow the rise and fall of a rolled piece, so rain tracks in beneath its flange.
Vents, skylights and panel mounts all take flashing made around the tile shape, and a bolt driven through a piece without it opens a path for rain.
The Eave Edge: Closures and Risers
Where a rolled covering stops at the gutter, every piece ends over an open arch, and birds and wasps move in and blown rain enters unless the space is blocked. A formed closure is set along the fascia, and slots in it let moisture out.
Eave pieces have nothing below them to angle them up, so a riser or raised board makes up the difference. Low-set pieces at the gutter tend to pond water, and an uneven line at the bottom shows from the ground.
Staying Cooler – When Debris Interferes
The shape of many profiles, or the battens beneath, holds the covering off the deck, leaving a channel where outside air can flow. The draft strips heat away before it travels downward, so the waterproofing stays cooler.
Across a long summer, air conditioning tends to run less, while the weight of the material delays warmth reaching the living areas. A packed eave or a fully mortared ridge blocks the draft, so the benefit disappears.
Caring for the Surface: Upkeep Choices
Efflorescence, a pale mineral bloom, often appears on concrete in its early years, and weather tends to clear it without help. Moss packed into the overlaps holds rain where it should drain, and at the colder end of our territory freezing then flakes the face.
Blasting a slope with a pressure washer takes the coating off concrete, and it can break pieces as the operator walks the slope. A roof cleaner and a light rinse loosen growth without force, while clearing litter from the valleys and gutters by hand prevents damming.
Things to Watch For – Worth a Closer Look
- One unit sits lower than its neighbors, which means its nail, clip or foam has failed.
- A gap shows where a piece is missing altogether, so the waterproofing below is taking direct weather.
- Pieces of clay or concrete turn up in the garden, even when the slope looks whole from below.
- Sandy gray crumbs build up below the ridge line, and the capping above may be working loose.
- A water stain appears on an upstairs ceiling, though the leak itself may start far from that spot.
- A wall next to the chimney has swollen drywall, which suggests trouble with the flashing there.
- Mats of green or black growth choke the laps, which keeps the pieces damp between storms.
- The line along the bottom edge dips or waves when seen from the yard, which can mean a missing riser or soft wood behind the fascia.
How APC Roofing Works on Clay Tile Roofing in Kansas City Metro Area: What to Expect
A visit begins with a walk over every slope, with the material, profile and fastening noted. Along the way, the valleys, ridge, walls and eave are gone over in turn, and where the answer depends on the underlayment, a few pieces come up so it can be seen. From the attic, the underside of the deck is searched for stains and soft spots, because darkened wood shows where water has been.
Trouble of any kind is photographed, and the extent is measured. What was seen is set out in a written report, and the reasoning behind each suggestion is spelled out. Cracked pieces on a sound sheet are described as repair work, and a spent underlayment is identified plainly. The next step is chosen by the owner, and holding off for now is a fair option.
Clay Tile Roofing for Kansas City Metro Area Homeowners – An Honest Read
Phone 913-398-5020 and tell us what you have noticed.
How Much Work Is Needed: Where the Line Falls
Many faults on tile remain in one place, such as a broken piece, a rocking cap or a split flashing, and attention there leaves everything else alone. Choosing a small job or a relay comes down to the underlayment, while the look of the pieces tells very little.
A slope with a failed sheet from top to bottom is relaid, while slopes that are still sound are left in place. Where the whole roof got its underlayment together, it ages at a similar pace, so the rest can be close behind.
Tile and Time: Estimates, Not Promises
Clay of high quality can hold up for a century or longer, and concrete holds up for many decades, as a rule not quite as long. The waterproofing below is replaced well before the pieces, and the timing of a relay usually follows it.
A covering that is inspected now and then and kept free of litter tends to go the distance, while a neglected one can lose its sheet early beneath a gap. A typical range is an outcome seen often, not an assurance, and the grade of the product, the fastening and the flashing work all move it.
Slope, Deck and Drainage: The Groundwork
Tile sheds rain through overlapping courses, not sealed joints, so there must be enough incline for rain to drain quickly. Near the bottom of the allowed range, the underlayment is upgraded, while a roof flatter than the minimum is better off with a different product.
Solid sheathing is a must under the new covering, so damaged sheets are swapped out while everything is exposed. Clean gutters matter to the covering above them, and a clogged run can back water up under the lowest pieces.
For a roofer's read on Clay Tile Roofing in Kansas City Metro Area, contact APC Roofing at 913-398-5020. Someone who works on tile looks the covering over and writes up what is found, and what happens next is up to you.
