FloridaRealtors/FloridaBar-ASIS-2 3 Rev.8/139/14 Â© 2013 2014 Florida RealtorsÂ® and The Florida Bar. All rights reserved. 173 (b) Seller shall pay the assessment(s) in full prior to or at the time of Closing. 174 IF NEITHER BOX IS CHECKED, THEN OPTION (a) SHALL BE DEEMED SELECTED.
1 The average septic system replacement cost ranges from $6,000 to $50,000 including financing. 2  Up to 50% of the replacement septic system cost is profit for the installer, therefore our solution is rarely mentioned.3  Most regulators are risk averse and avoid breakthrough technology.nderstanding Septic System Repair Costs. 1  The average septic system replacement cost ranges from $6,000 to $50,000 including financing. 2  Up to 50% of the replacement septic system cost is profit for the installer, therefore our solution is rarely mentioned.
The cost of system repair can vary from $500 for line flushing to $1,000 for a new septic tank to over $6,000 to replace clogged leaching bed lines (tile lines).eptic tanks can be made from concrete, polyethylene or fibreglass and in the past were sometimes made from steel (if the property has a steel tank, it is likely rusted through and needs replacing). Older tanks may be smaller than those found today (the minimum current size in Ontario is 3,600 L (952 US gal).