Commercial Building Products July/August 2015 - (Page 30)

PROJECT exteriors Nuts To Poor Insulation Sto Corp. siding system provides energy efficiency for Fisher Nuts' corporate facility. M anagement at Fisher Corporate existing cladding with Sto Corp.'s (Atlanta) stuc- Center, Elgin, IL, experienced con- co system. StoPowerwall ci (formerly StoPower- tinuing moisture issues with the wall EnergyGuard) was used for the project. building's siding, despite repeated repair attempts StoPowerwall ci is a stucco system that pro- at failed sealant joints. In fact, water leakage be- vides heat, air, and moisture management, along gan shortly after the building was constructed with protective and aesthetic elements. The sys- in 1992. Administrators at the four-story office tem incorporates StoGuard air and moisture bar- building wanted a traditional stucco system and rier, StoDrainScreen, Dow Styrofoam XPS insula- the most energy-efficient system they could buy tion, StoPowerwall stucco, and Sto textured to help with heat, air, and moisture management finishes and coatings, in this case, StoPowerflex in the facility. Building Technology Consultants Finish & StoCoat Acryl Plus where applicable, PC, Arlington Heights, IL, was initially retained into a comprehensive system that supports green to evaluate potential sources of water and leak- building and moisture protection across all cli- age and develop repair recommendations. BTC mate zones. recommended a façade rehabilitation project that "Our intent was to replace our underperform- would include replacement of all cladding and lo- ing system, and we were looking for long-term calized repairs to the strip windows. Considering solutions," said Kelly Day, director of administra- factors including aesthetics, durability, and antic- tion for John B. Sanfilippo & Son Inc. (Elgin) for ipated future maintenance, the building owner Fisher Corporate Center. "There was leaking in- selected a three-coat stucco system as the most side the building, and the old cladding didn't effective option. withstand the cold and heat. The new system ap- Josh Summers, principal structural engineer, pears to be a good one, with additional R-value and Chris Kottra, engineer with BTC, oversaw for the building, providing more insulation for the project, and brought in contracting company, the 54,000 sq. ft. of outside surface." Mark 1 Restoration, also of Elgin. Mark 1 Resto- Energy efficiency and weather resistance were ration representatives called in Carol Stream, IL- key, and so was the flexibility in design in the new based Skyline Plastering's team to serve as the ap- system. The team tore open the walls, taking off plicator of the project. After the initial mock up, the exterior skin down to the studs, and renovated they got to work removing and recladding the the exterior with the new system. The results include a quieter, more energy-efficient building where leaks and drafts were eliminated. The Skyline team replaced many studs that were rusting away and deteriorated due to water intrusion. According to Skyline Plastering's president, Peter Klyachenko, "We kept most of the existing interior insulation intact but did add insulation where it was needed behind the sheath- Above. A façade rehabilitation project included replacement of all cladding and localized repairs of the strip windows to preserve the look but improve the performance of the exterior cladding system. All photos: Gary L. Parr Right. StoPowerwall ci stucco system provides heat, air, and moisture management, along with protective and aesthetic elements for the Fisher rehabilitation project. 30 COMMERCI A L BUIL DING P RODUC T S JUL/AUG 2015 ing. Once sheathing was installed, we first treated all the joints and then installed a continuous fluid-applied air/vapor barrier called StoEmeraldCoat by Sto Corp." Next they installed the Dow Insulation (which was blue in color) to provide continuous insulation outbound of the sheathing. Prior, there was white insulation (EPS), used temporarily in loca-

Table of Contents for the Digital Edition of Commercial Building Products July/August 2015

Table of Contents I
Table of Contents II
Editor's Notebook
Company Profile
Helping Buildings Evolve Gracefully
Fan-Coil Integral In Hotel Renovation
Reclaimed Water System Scores Touchdown
HVAC & Plumbing Products
Renovation Conserves Industrial Legacy
Windows & Doors Products
Nuts To Poor Insulation
High-In-The-Sky Roofing
Exteriors Products
Youth Theatre An Engineering Challenge
Interiors Products
Building Technology Products
Relamping Brightens Gyms, Cuts Costs
Lighting & Electrical Products

Commercial Building Products July/August 2015