DWFX DRY WALL FIX Installation System - Actionair

DWFX Dry Wall Fix Installation SystemDWFX-FDry Wall Fix – FlangeSpecificationInstallation GuideThe Actionair DWFX-F installation methodis BRE Tested to EN1366-2 for 90 minutes.(BRE test report 220895).Classification (ref BRE assessment225285).• Actionair Fire/Shield E90• Actionair Smoke/Shield ES60/E90• Actionair Hot/Shield ES60/E90The Actionair DWFX-F consists of a 1.2mmgalvanised steel peripheral flange with50mm x 50mm x 3mm steel angle cleatswith 14 x 24 oval slots, welded to dampercasing for drop rod support.Centre lineof ducting1. Mark out the hole to be cut on onesurface of the wall, using the centre ofthe duct run as a datum. Check thediagonals of the marked out rectangle toensure that it is square.2. Drill the four corners to project therectangle on to the reverse side of thewall. Mark out the hole on the reverse.3. Cut the top and bottom edges of thehole first, then the vertical edges. Do thesame on the reverse.4. Remove the waste material and tidy upall the edges of the hole.5. Frame out the sides of the hole withstudding as used in the wall construction.6. Line the sides of the hole using thesame plasterboard as used in the wallconstruction.DWFX-F with Smoke/Shield*7. Drill clearance holes in the damperflange marking out such that anyfasteners used will pass through theboard materials and penetrate thestudding behind. Centres should beapproximately 150mm.8. Place the damper in the hole in thewall. Use some pieces of plasterboard asshims to ensure that the damper isequally positioned in the hole. Push theflange flush to the face of the wall. Screwthe flange to wall. Fit M10 drop rods.9. Fill void with mineral wool10. Finish off with edging, using the sameplasterboard as used in the wall construction.DWFX-F with Fire/Shield*Typical installation, refer to ‘Cutting HoleSizes’ on page 4.www.actionair.co.uk3