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Registration is free for all users. Free trials are available for all calculators and estimators after registration.

Use of VFC DLOM Calculator is free to governmental employees who register with a valid “.gov” email address.

Use of VFC DLOM Calculator is free to academics and student who register with a valid “.edu” email address.

Lost your password? Please enter your username or email address. You will receive a link to create a new password via email.