Ask the Expert

Ask the Expert – Can a cement tile be fastened too tight?

A recent Ask the Expert question and answer from TRI President and Technical Director, Rick Olson. QUESTION Can a cement tile be fastened too tight? And would that cause breakage?   RESPONSE The simple answer is yes, but that depends upon the type of fastening and if the fasteners are… Read more

Ask the Expert – Tile Penetration Flashings

A recent Ask the Expert question illustrates how the TRI Concrete and Clay Roof Tile Installation Manual can be a resource for contractors in the field. The response was provided by TRI National Training Manager, John Jensen. QUESTION When repairing older tile roofs, sometimes there is mortar around the pipes. Can we… Read more

Ask the Expert – Underlayment and Re-roofing

We have had a few Ask the Expert questions about underlayment. Here is an example and the response from TRI President and Technical Director, Rick Olson: QUESTION If the underlayment is not deteriorated or buckled can you go over it with new underlayment?   RESPONSE A good question. Without seeing… Read more

Ask the Expert – Roof Protection with Tiles & Underlayment

Sometimes Ask the Expert questions are about specific details. In this case the question has to do with an opinion that is often expressed, but isn’t necessarily accurate. See below for the response from TRI President and Technical Director, Rick Olson: QUESTION Recently during Hurricane Matthew a few of my… Read more

Ask the Expert – Title 24 and Tile Fastening

Sometimes Ask the Expert questions are simple installation details; others are much more technical in nature. Changing requirements and energy codes can create challenges. Here’s an example and the response from TRI President and Technical Director, Rick Olson: QUESTION I have a contractor who is trying to meet Title 24Read more

Ask the Expert – Repairing a Tile Roof

A recent “Ask the Expert” questions and response by TRI President and Technical Director Rick Olson, addressing a question about repairing a tile roof. QUESTION We are repairing our roof and I had two estimators. One said that he has to put cement on every tile. The other said no… Read more

Ask the Expert – Tile Loading & Installation

A recent “Ask the Expert” response by TRI President and Technical Director Rick Olson addressing concerns about tile loaded, but not installed. QUESTION “We have a buyer concerned about the time which the tile roof is loaded but not yet distributed. Is there a guideline? We don’t install the… Read more

Ask the Expert – How to use the High Wind Tables

The high wind tables in the TRI Concrete & Clay Roof Tile Installation Guide can be intimidating at first glance. A recent “Ask the Expert” response by TRI President and Technical Director Rick Olson describes how to use the tables to determine fastening requirements. QUESTION “Oklahoma is considering going to a 115mph… Read more

Ask the Expert: “Can chlorine be used on tiles…”

Contractors are often asked about the best way to clean a tile roof.  Below is a recent question submitted through our “Ask the Expert” form and the response from TRI President and Technical Director Rick Olson. QUESTION “Our contractor suggests water blasting of tile roof to remove dirt and… Read more

Ask the Expert: “Do the (fastener) guidelines in Tables 1A and 1B apply to the underlayment”

We had several “Ask the Expert” questions regarding underlayment fastening recently. Below are 2 questions from an attorney and responses from TRI President and Technical Director Rick Olson. QUESTION #1 “Do the guidelines in Tables 1A and 1B regarding “Attachment Type of Fasteners” that call for ¾ penetration… Read more

Ask the Expert: “Can cracked roof tiles be glued?”

Have you ever wondered what types of questions people “Ask the Expert“? Here’s a recent question from a home inspector, and the response from TRI President and Technical Director, Rick Olson. QUESTION “I recently inspected a home in that was being sold by a real estate agent who… Read more
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