Please fill the SRF form and send it to SCDL address (Mentioned on the form).
http://www.scdl.net/downloads/SRF.pdf
Attach an application that you need the transcripts for Canada immigration.
Also, you need to send the record request form of IQAS as scdl need to fill the form and put that along with official transcripts. You will get the record request form once you paid the fee to IQAS.
They will need a bank draft of RS 300 in favor of Director SCDL Pune
You can write in application that you need the transcripts being sent to your address and from there you can send it to IQAS.
Read some posts/ threads about SCDL Trancsripts in this forum to get more information on the topic.Also, you can call on SCDL helpline number which is there on the website. They pick up the phone and answer all your queries. They are quite customer friendly on phone.
Hope this helps.
Cheers!!!
Milan