160 likes | 249 Vues
How Do SIPs compare in cost to stud framing?. More Less Same All of the above. IT DEPENDS. ON. What standard applies?. Energy Performance Standard Less than MEC MEC Energy Star 30%>MEC Energy Star Plus 50%>MEC Zero Energy Buildings ZEB.
E N D
How Do SIPs compare in cost to stud framing? • More • Less • Same • All of the above
IT DEPENDS • ON
What standard applies? • Energy Performance Standard • Less than MEC • MEC • Energy Star 30%>MEC • Energy Star Plus 50%>MEC • Zero Energy Buildings ZEB
What are the Design Standards and Specifications? • Wall Panels only • Tall walls • Roof Panels • Spans • Loads • R-value • Complexity
What type of Environment? • High wind load • Seismic loads • High Snow load • Damp, wet, cool climates
Loan Cost Overhead Additional Opportunity Profit Additional Interest Temp Elec. Savings Temp Heat Accounting for all the $Early completion
Rim Joist Insulation and Seal Site Pilferage Whole House Sealing Air Barrier Heating & AC System Cost Whole House Ventilation Duct Design Reduction Waste Disposal Costs Subcontractor reductions Accounting for all the $Construction Costs
Trim Cost Labor Stud culling labor & waste Straighten Stud Walls Drywall Callback Home Energy Rating/Energy Star Saving Mold & Mildew Accounting for all the $Better Quality
Carrying & Overhead Cost Reductions • Cost of temporary heat in Northern Michigan= over $300
Builder Benefits with SIPs • High Performance Image • Build More Projects • Faster dry-in and cycle time • Predictable Scheduling • Eliminate call backs • Straight, flat, true walls • No drywall nail pops • No cracks due to lumber shrinkage • No “comfort complaints” • Easy to qualify for Energy Star • MORE REVENUE!
Green Building Seminarsby Sustainable Builders Industry Council • “I saved 6 weeks on my house using SIPs. • I think it is the system of the future” • David Johnston • Founder of PSIC/SBIC
Home By Design Results • 42% Savings over MEC, $643 annual heating and cooling savings • 24% Savings over 2000 International Energy Conservation Code. • 2 ton Air Conditioning design Load
Mattews - Heated sf 3426 • ICF exterior walls labor & material $37,500 / $9.67 per sf (3880 sf) • SIP 4" exterior walls labor & material $24,900 / $6.42 per sf (3880 sf)
Most ImportantlyWhat is it worth? • Homeowner Benefits with SIPS • Safety • Security • Durability • Comfort • Affordability • Higher Resale value
Appraisal Institute Study says: • For each $1/year of documented energy savings in a new home the appraisal can be increased by $20!!
Demonstration Projects • http://www.nahbrc.org/evha/2006-EVHA-Mag.pdf • Sunset :: Marketplace :: Life in the West • Near Zero Energy Home - Paterson, N.J. • Sustainable Resource House • New Page 1 • Not So Big Showhouse, Orlando 2005