Oversized Vents

We have had several orders recently for our M sized mondo units for old homes with cast iron 4 inch vents. This is the actual diamter of the vent, it has a flashing that is about 5 inches in diameter. So if you have a home built prior to 1960, check this before...

Rainy Seasons Coming

Spring is here, which means rain. It would be better if you are going to do any roof work to do it now before you need it or it becomes a pain to work in the rain. CQs stop damaged vents from leaking, they are less expensive than a roofer reflashing, and will last...

Screw Mounting

We use four stainless steel screws to mount our CQS. We do this because we need to be able to remove the shield so that a plumber can snake out a drain from the roof. We have had some ask us if they can be glued down, but we would highly not recommend doing...

Do Squirrels Chew on CQs?

I have had several calls asking do squirrels chew on CQs. Well, all I can say is we have well over 13,000 in the field over the past 3 years and I have had no complaints. In fact, in my neighborhood I have several installed on various homes that I use as my control...