Go to the WATER TANK FORM located at the top of each web page, this will open a PDF, download and you can convert this to an image to edit if you do not have Adobe Acrobat or similar programs.
You can take a screen shot of the PDF as well to use this image.
Some customers print the form and scan or fax, email and we can give you our fax number.
Gimp (free alternative to Photoshop)
Most phones now come with photo programs that are good enough to draw on photos.
Once the diagram has been received it will be confirmed and then processed, this typically adds only 24 hours to the complete ordering process. Be sure to check your email and spam folders for a reply email from classAcustoms.com