Home Equity Line of Credit (HELOC) — UW Credit Union is a home equity line of credit from UW Credit Union. Typical credit limit: Variable-rate line of credit with a $5,000 minimum credit limit.. Loan terms: Make interest-only payments during your draw period; Renew your draw period up to two times for a total draw period of 15 years; 5-year draw period, then take up to 15 years to pay off any remaining balance..