A threshold plate seal particularly suited for outward opening broad butt hinged plant room and emergency exit doors. When used in conjunction with RP93Si and RP16Si an excellent smoke and acoustic system is achieved. For acoustic applications the void under the RP97Si should be filled with sound foam or other suitable material (by others). Note: RP67 drip cap should be considered above doorway if opening has no eave weather protection. Specify order length wider than door opening to provide a neat detail at door frame (see illustration). Min/Max Compression of Seal 0mm/2mm. Location door sills abutting outward opening broad butt hinged plant room or emergency exit doors. Not recommended for pedestrian entry doors. Conforms to BCA Ref. D2.15, a, b, c, "Threshold at doorway". Seal Sizes Available in stock lengths. Standard Finish Aluminium Anodised 25 microns. Satin Clear (silver) or Bronze finish. Fixing Method Zinc plated, cross recess head CSK S.T. screws of the appropriate size and colour are supplied, or can be fastened with builders adhesive for concealed fixing (user determined). Seal Material Silicon (SE) Rubber (black). Replacement seal RP393Si. Approvals Fire & Smoke AUS/NZ: Conforms to BCA Spec. C3.4. UK/EU: Conforms to Approved Document B.