<p>1 sheet ply&nbsp; &pound;10</p>

<p>3 x batts&nbsp; &pound;90</p>

<p>6 x intu mastic&nbsp; &pound;18</p>

<p>3m x 150mm metal duct &pound;20&nbsp; ducting express 2-3 lead</p>

<p>6 x 150mm fire dampers&nbsp; &pound;590</p>

<p>2 x male connectors&nbsp; &pound;6</p>

<p>self tappings &pound;13</p>

<p>delivery &pound;18</p>

<p>circular saw &pound;40</p>

<p>grey duct tape &pound;8</p>

<p>12 x 200mm jubille clips&nbsp; &pound;73 inc del</p>

<p>12 steps &pound;25</p>
