<p>2x 450 x 450 air transfer grille &pound;150</p>

<p>Price from Locksonline.</p>

<p><a href="https://www.locksonline.com/Louvred-Air-Transfer-Ventillation-Grill-5837.html?gclid=EAIaIQobChMI8_uJ4fmW5gIVR7DtCh33tAxtEAQYBCABEgLPTfD_BwE">https://www.locksonline.com/Louvred-Air-Transfer-Ventillation-Grill-5837.html?gclid=EAIaIQobChMI8_uJ4fmW5gIVR7DtCh33tAxtEAQYBCABEgLPTfD_BwE</a></p>

<p>1x box of 20mm wood screws &pound;20</p>

<p>Jigsaw &pound;50 per week</p>

<p>1x 10mm&nbsp;HSS bit &pound;8</p>

<p>1x Wood/Metal Jigsaw blade &pound;12</p>
