Delhi Development Authority Tender

Supplying and Replacement of Misting Nozzle on existing bracket, capable for throw the water jet upto one meter radius with a discharge rate 2.8 LPH at operating pressure 50 bar, featuring a precision-drilled orifice, integrated filter, and corrosion-resistant finish , Including supplying and fixing of all suitable accessories (extension, tee & nipple etc.) for connection between misting nozzle on bracket , testing & commissioning etc. as required.

Supplying, Replacement and laying of stainless steel (SS) pipe of size 15mm OD is designed for high-pressure misting systems up to suitable depth below the ground level with trenching and backfilling, capable of handling operational pressures between 40 to 80 bar. Made from durable, corrosion-resistant stainless steel, this seamless pipe ensures reliable performance in demanding environments, such as outdoor cooling systems, greenhouses, and industrial misting applications. Its polished exterior prevents rust and scaling, while the precision-engineered wall thickness guarantees strength and safety under high pressure. Compatible with various high-pressure fittings, this pipe meets as per international standards like ASTM A269/A213, making it ideal for both residential and commercial misting installations, including supplying and fixing of all other suitable accessories (extension, tee & nipple etc.)for connection between steel pipe and nylon pipe ,cutting, welding, testing & commissioning etc. as required.

Providing & replacement of 9 mm high-pressure nylon pipe (on the exiting pole up to required height) is designed for applications requiring a pressure rating between 40 to 80 bar, making it ideal for use in misting systems, industrial automation, and other high-pressure environments. Constructed from durable, lightweight nylon, this pipe offers excellent flexibility, resistance to abrasion, and chemical stability, ensuring long-lasting performance under demanding conditions. Its smooth inner surface minimizes friction losses, promoting efficient fluid flow, while its tough outer layer withstands environmental factors like UV exposure and impact, Including supplying and fixing of all other suitable accessories (extension, tee & nipple etc.) for inter connection between nylon pipe misting nozzle, testing & commissioning etc. as required.

Supplying & Replacemet of suitable size stainless steel (SS) bracket (bracket is suitable for fixing of 6 nos. stainless steel nozzle holder) on exiting pole upto suitable height( as per direction Engineer -in charge) Including supplying and fixing of all other suitable size accessories like clamp, stainless steel nozzle holder( for fixing 5 Nos. misting nozzle at each holder), extension & tee etc. testing & commissioning etc. complete as required.

Running maintenance and operation of Automatic Misting system & watch and ward of system at road no.224 sec-6/7 Dwarka with the help of skilled and unskilled labour as mentioned in terms & conditions.

Providing and operating of tower wagon of suitable height for repairing/replacement/servicing of Misting Nozzle & Bracket and other accessories etc complete as required.