“My employees are not piece workers.

They are paid to take the time to

install insulation in the difficult spaces.”


Donald J. Hall, Owner

  1. Fiberglass Plus includes R-38 insulation and duct repair:

  2. BulletPressurize and smoke test all HVAC ducts.  Repair leaks as needed with 50 year mastic.

  3. Treasure Coast of Florida family owned businessInspect attic to see if any if the exhaust vents are disconnected and repair as needed.

  4. According to the DOE, 
duct repair is the most cost effective energy improvementLook for evidence of rodents, loose wires, etc. and report conditions to homeowner.

  5. duct repair is the most cost effective improvementTake before and after photos for homeowner.

  6. HVAC ducts should be repaired with masticInstall R-38 formaldehyde-free blow-in fiberglass (about 16”) covering ducts where possible.


The price is amazing - only $1.25 per square foot

(The big box retailers are charging $ .99 per square foot for R-19 and no duct repair.)

Fiberglass Plus covers duct work

with insulation where possible.

Treasure Coast of Florida family owned business

Fiberglass Plus repairs

disconnected bathroom vents.

(This link is a good reading report, but a big PDF. 

See pages 22-23 for duct repair info.)

In a study of energy-efficient measures, DOE’s Energy Information Administration reported that sealing the ducts yielded by far the greatest energy savings of the 12 measures studied, at the lowest cost.  A study of 24 Florida homes found air-conditioning energy use was reduced by 18% after duct repairs were made.

Building Performance Services

insulation solar systems energy audits

772-778-1815 or don@buildingperformanceservices.com

Fiberglass Plus