Honey-Do Squad mascotHoney-DoSquadMy Projects
Menu

Insulation for 600 Square Feet (R-30)

Insulating 600 sq ft with R-30 fiberglass batts takes about 16 bags once you add 10% waste. R-13/R-15 suits 2×4 walls, R-30+ goes in ceilings — set yours below.

01 / YOUR MEASUREMENTSUpdate any value
Batt bags
16 bags
Area
576 sq ftR-30 batts
Insulation to buy
634 sq ftincludes 10% waste
Batt bags
16 bags~40 sq ft per bag (check label)
Cost (est.)
$697~$1.10/sq ft for R-30

Planning estimate. Adjust allowances and sample prices for your supplier; tax, delivery, and labor are not included.

BEYOND THE MATERIALS

Make it a complete project

Check the steps, tools, and DIY difficulty before you shop. Your calculator results can be added to My Projects above.

Hang and Finish Drywall in a Small Room →
For contractors: take the next step with Job Ready IQ.
Explore estimating tools for your business from the team behind Honey-Do Squad.
Explore Job Ready IQ →

Want the full guide — tools, step-by-step, common mistakes and FAQ? See the Insulation Calculator.

Other sizes

Insulation for 200 sq ft (R-13)Insulation for 200 sq ft (R-30)Insulation for 300 sq ft (R-13)Insulation for 300 sq ft (R-30)Insulation for 400 sq ft (R-13)Insulation for 400 sq ft (R-30)Insulation for 500 sq ft (R-13)Insulation for 500 sq ft (R-30)Insulation for 600 sq ft (R-13)Insulation for 800 sq ft (R-13)