A Penhallow company - serving Riverside, CA
An open living room and dining area after a whole-home remodel

Unilock Roofing Nationwide

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A remodeled laundry and mudroom with a bench, cubbies and painted cabinets
A built-in window seat in a bay window
A dining nook with a built-in banquette
A home office with a built-in desk and shelves
An open living space after a whole-home remodel
A single-story rear room addition with tall windows and a new patio
An open kitchen and dining area after a remodel
A freestanding soaking tub in a remodeled primary bathroom
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Unilock Roofing: The Riverside Owner’s Guide

Unilock roofing replacement in Riverside typically runs $8,000 to $20,000 for a full roof, and we stock Unilock-compatible materials along with the trim, flashing, and edge components that fail first in our dry heat. Most Riverside homeowners call us after noticing a specific symptom – a curled shingle near the ridge, granules washing into the gutter after a Santa Ana wind, or a damp spot on the ceiling after the first real rain of winter. When you call (341) 895-1170, we’ll walk through what you’re seeing, match it to the right Unilock roofing part or system, and give you a written number before we schedule any work. That’s the only way Trevor Nash has ever run a job.

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Which Unilock Models This Applies To

A whole-home remodel with the living, dining and kitchen areas opened up

Unilock makes a full line of concrete and clay roof tiles, and the parts logic depends on which profile you have. The two big families in Riverside are flat-profile tiles (often on mid-century ranch homes in the Arlington neighborhood) and S-curve or barrel tiles (common on newer tracts in Orangecrest and Mission Grove). Each profile uses a different underlayment spec, different flashing kits, and different perimeter trim – and mixing them is the single most common compatibility mistake we see on repair calls.

To identify your exact Unilock model, start at the eaves. Most Unilock tiles have a code stamped on the underside near the nose; if the underside is clean, check any original paperwork or the tile’s width. Flat tiles typically run 13 to 14 inches wide; barrel tiles are narrower at the crown. We keep sample boards in our Riverside shop for both profiles so we can match your existing tile by eye before we even price the job. On the OEM-versus-aftermarket question: for field tiles, a quality aftermarket equivalent is often the smarter spend. For edge flashings, vent collars, and ridge caps, we recommend staying with Unilock or an exact-match equivalent – those are the parts that leak first, and a close-enough fit isn’t a fit at all.

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Styles & brands we work with

Kitchen remodeling
Kitchen remodeling
Bathroom remodeling
Bathroom remodeling
Home additions & ADU
Home additions & ADU
Roofing
Roofing
Windows & doors
Windows & doors
Fence
Fence

Signs Your Unilock Roofing Is Failing

  • Granules in the gutters or downspouts. This means the tile surface is breaking down either from age, UV exposure, or impact damage. In Riverside’s summer heat, tiles can lose their weather coating years before they crack – but the leak isn’t far behind once the surface goes.
  • Tile cracks running through the field, not just at edges. A crack through the flat of the tile usually means the underlayment has shifted or the decking beneath has moved. Water is getting under the tile, and the damage is spreading slowly underneath the surface.
  • Damp spots on the ceiling after light rain. If a small rain causes a stain but a heavy storm doesn’t, that’s a flashing failure at a valley or a pipe boot – water only reaches that spot from one direction. If it leaks in any rain, you have an underlayment breach and that’s a much bigger conversation.
  • Ridge caps out of alignment or missing. The ridge takes the most wind abuse in Riverside, especially in the hills around Alessandro Heights. A lifted ridge cap lets water under the next tile down, and you won’t see the stain until it’s already running along a rafter.
  • Tile edges chipping or spalling near the eaves. This usually means moisture is wicking upward through the tile from a clogged gutter or a saturated underlayment. Replacing the chipped tile without fixing the moisture source means the next tile chips the same way in eighteen months.
Before & after

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Before - Recent ProjectBeforeAfter - Recent ProjectAfter
Recent Project
Before - Full RestorationBeforeAfter - Full RestorationAfter
Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

Replacement Cost & What’s Included

A remodeled family room with new windows and a window seat

Roof replacement in Riverside runs $8,000 to $20,000 installed, with the spread driven by roof size, tile profile, underlayment condition, and how many edge components need to be rebuilt. Smaller ranch homes with simple gable roofs fall toward the $8,000 to $12,000 end; larger two-story homes or anything with valleys, skylights, or a steep pitch pushes toward $15,000 to $20,000. Individual Unilock tile repairs or single flashing replacements typically start under $1,000 and depend on access and how many surrounding tiles have to come off.

Every quote from Penhallow Remodeling Riverside is a written line-item number – materials, labor, old material disposal, and the permit fee if one is required in your part of Riverside County. The 365-Day Done Right Promise rides on every roof job we do: if something fails inside a year, we return and make it right at no charge. No re-inspection fee, no second service call, no conversation about whose fault it might be. A written guarantee goes with every invoice, which is the only basis on which we’d ask you to trust a number for work you can’t see from the ground.

DIY or Call Us?

There are a few things any homeowner can safely check: whether gutters are clear, whether the tile pattern looks visibly disturbed from the ground, and whether any edge flashing is hanging loose. That’s a fifteen-minute inspection from a ladder set on level ground, and it tells you something real.

What you should not do is walk a tile roof. Unilock tile is load-rated when installed correctly, but a cracked or slipping tile won’t hold your weight, and a fall from a single-story ridge in Riverside is a broken-bone project at minimum. Repairs also need to work with the existing underlayment, tile clips, and slope – a patched tile without the right clip will slide in the next good wind. If this is your situation, call (341) 895-1170. We’ll come look, explain exactly what we found, and hand you a written price for the repair – like every other job we quote.

FAQs

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Getting started with Penhallow in Riverside

Every project starts with a conversation and a written price. Here is how to take the first step.

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Free on-site estimate

A project lead walks the job with you, measures it and hands you a written, line-item price. No obligation.

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Your Riverside team

A local crew that works across Riverside and the towns around it, to the same written standard as every Penhallow location.

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What we promise on every job, written down, with the terms spelled out before any work starts.

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