A grid used in tetrode and pentode vacuum tubes that reduces the electrostatic influence of the plate on the control grid. A fixed bias voltage is applied to the screen grid, which sits between the ...

Before Higginbotham, gutter guard gurus taught that a screen with more than 18 threads-per-inch might keep out more debris but would provide inefficient water permeability, causing water to flow on ...

We've gotten to know our friends at LeafGuard and how their gutter system works. Today Todd Blinn and Nathan Vorhees from LeafGuard Northwest stopped by the show to explain the difference between ...

Q-I have a problem each fall when leaves and other debris accumulate inside the gutters on my house. I deal with this by climbing up on a ladder and scooping out all the debris. But some of my gutters ...