\documentclass[draft,a4paper]{article}
%\usepackage[columns=4,headings=false,margin=false]{typogrid}
\usepackage[columns=4,colorgrid]{typogrid}
\usepackage[dvips]{geometry}
\flushbottom
\long\def\text{This is a sample text without any meaning. It contains
  some arbitrary text. But I don't know more. I really have no idea
  what I could now write. This is the next try to build a new
  sentence. Somehow, I have to fill the page with arbitrary text.\par}

\pagestyle{headings}

\begin{document}
\text
\text
\text
\text
\text
\section{Test}
\text

\noindent\rule{\gridwidth}{2pt}

\text
\text
\marginpar[This is left margin text.]{This is right margin text.}
\text
\text
\text
\text
\text
\text
\typogridsetup{columns=6,margin=false}%
\text

\noindent\rule{\gridwidth}{2pt}

\text
\text
\text
\text
\text
\text
\text
\begin{figure}
  \centering
  \thicklines
  \framebox[2\gridwidth][c]{Hello}%
  \caption{A figure fitting into the grid}%
  \label{fig:grid}%
\end{figure}

\end{document}