All hardware shall be supplied and fixed by the manufacturer and shall match the finish of the surfaces of the units and shall be replaceable without removing the outer frame from the structure. Fasteners shall be designed so that they cannot be released from the outside by the insertion of a thin blade or other simple tool. 

All aluminium surfaces in contact with block work, concrete render or other alkaline materials shall be coated with two coats of black bitumen solution or similar approved protective coating. All unit sur- faces, which will be visible when the window is fixed in position, shall be protected after manufacture by low tack tape or other suitable means capable of being removed after installation of the window to leave clean undamaged anodised surfaces. 

All windows in this section of the Employer’s Requirements shall equal or exceed the following per- formance requirements: 

Opening parts of windows shall be equipped with fly mesh. 

All the windows shall be provided by 3 mm thick marble skirting. 

## 9.1.16.7 Emergency Doors 

Emergency doors shall be fitted with approved panic bolts to the inside of the doors and the doors shall be designed to open outwards. 

## 9.1.16.8 Fixed Louvers 

Windows of the pumping stations shall be fitted with fixed louvers attached securely to the window frames. The louvers shall be of dimensions spacing and pitch to the Engineer’s approval, and shall be in anodised aluminium finished in bronze. The material shall be according to the herewith Employer’s Requirements and finish colour matching those for the windows. 

## 9.1.17 Signs 

All buildings, water structures, rooms and fire exits shall be designated by signs or name plates made from engraved plastic laminate, screw fixed in required positions. 

All signs shall be in both Turkish and English lettering to the approval of the Engineer. 

## 9.1.18 Finish hardware 

The Contractor shall furnish and install all finish hardware to complete the work as specified. 

The Contractor shall submit samples of all hardware to the Engineer for approval. 

All hardware shall have the required screws, bolts and fastenings necessary for proper installation, wrapped in paper and packed in the same package as the hardware. Each package shall be legibly la- belled, indicating that portion of the work for which it is intended. 

All hardware shall be of the best grade, entirely free from imperfections in manufacture and finish. 

Quantities, weight and sizes specified herein are the minimum that will be acceptable. 

Finish of all hardware shall be dull stainless steel unless otherwise noted. 

