| Practice Number | Practice | Points Available with this Product | Additional Conditions of Use to Earn Points | Manufacturer's Comments |
| 602.9 | Where required by the ICC IRC or IBC, a water-resistive barrier and/or drainage plane system is installed behind exterior veneer and/or siding. Mandatory for certification, if applicable. | Mandatory | Product is installed with seams sealed per manufacturer's instructions | STYROFOAM™ Brand Extruded Polystyrene and Polyisocyanurate Board Insulations can be used as a water resistive barrier when seals are taped. |
| 601.8 | Frost-protected shallow foundations, pier and pad foundations, post foundations, etc. are constructed. | 3 | Product is used for code compliant insulation of shallow foundation. | STYROFOAM™ Brand Extruded Polystyrene Foam and Polyisocyanurate Insulation Board Insulations can be used as foundation insulations. |
| 701.4.3.1(1) | Insulation is installed in accordance with the manufacturer's instructions or local code. Mandatory for certification. | Mandatory | Insulation installed per manufacturer's instructions to meet local code. | STYROFOAM™ Brand Extruded Polystyrene and Polyisocyanurate Board Insulations can be used as insulation on walls, band joist to achieve the mandatory energy efficiency code requirements. |
| 701.4.3.3(4) | Skylight shafts and knee walls are insulated to the same level as the exterior walls. Mandatory for certification, if applicable. | Mandatory | Insulation is installed per manufacturer's instructions in skylights and knee walls to the same level as exterior walls. | STYROFOAM™ Brand Extruded Polystyrene Foam and Polyisocyanurate Insulation Board Insulations can be used as insulation on walls, band joist to achieve the mandatory energy efficiency code requirements. |
| 703.2.1 | Insulation and air sealing installed. | 3-15 | This product when installed with WEATHERMATE taped seams meets 703.2.1.1a, d. All the additional criteria of 703.2.1 must be met. 15 points awarded when all criteria are third-party verified, 3 points if builder/contractor verified. | STYROFOAM Brand Extruded Polystyrene and Polyisocyanurate Board Insulations can be used as insulation and air sealing for the home. |
| 704.6.2.1 | Bldg env. leakage rate demon. by blower door test. The following are required.: whole bldg ventilation provided; fossil fuel furnace & water heater sealed combustion/power vented; fireplaces & fuel burning appliances in accordance with Section 901.2. | 3-15 | Product must be installed using WEATHERMATE seam tape to provide air barrier. Whole house leakage test must be conducted by a third-party. Points awarded as follows: 5 ACH50 for 3 points, 4 ACH50 for 6 points, 3 ACH50 for 9 points, 2 ACH50 for 12 points and 1 ACH50 for 15 points. AND compliance is also demonstated for 704.6.2.1 (1)-(3). | STYROFOAM Brand Extruded Polystyrene and Polyisocyanurate Board Insulations can significantly reduce the air infiltration and increase insulation. |
| 901.3(1)(b) | A continuous air barrier is provided between walls and ceilings separating the garage space from the conditioned living spaces. | 2 | Product must be installed per manufacturer's instructions to seal all openings and form an air barrier between garage and living space. | STYROFOAM Brand Extruded Polystyrene and Polyisocyanurate Board Insulations can be used as continuous insulation to form an air barrier. |