supply of heating element , heating element mould pre heat heating element of 2.9kw at 110v, the heating eleme nt shall be of kanthal-a1 material. the dimensional and other details shall be as per drg.no.rwf/e l/sk/wsc/he-2015-002 r-2 dt:31/03/2022. raw material test certificate for kanthal a1 to be submit ted at the time of supply. the certificate shall be from the laboratory accredited nabl. warranty: 06 ( six) months from the date of installation or 12 months from the date of supply against any manufactur ing defects. note: before making bulk supply one sample to be got approved by sse/el/wsc with the relevant certificate if the supplier is offering for the first time [ warranty period: 12 months after the date of delivery ] ]