b'Why the Growing Interest in Roofing Accessories? R than investdeveloping new roofingandin aughapush toward single-ply roofing, especiallytypicallyspecifiatherinmaterialsto bigthem1oplastics, economy, cost-conscious roofing contract distributors arecally TPO and PVC,"said. "Thermoplastic systemshaorsheve gravitating toward purchasing specialty products or accessories. Whatlower installation costs and carrySratings because of the isEnergytardriving their decision to purchase roofing accessories-code require white color of both TPO and P com dtheblack VC,pare withtraditional me , energy savings, cost savings, or concerns with the env ?bituminoussystems," he said. nts ironment roofing And,kind of products are they purchasing?The trend has sparked increased interest in several products offered what Three distributors helped answer these questions: Chris Salazar hiefby Jo Manville, including , c hns operating officer, Karak Corporation,k,NJ;Timothy Olehowski, retrofit roofOlehowski said M:iat aermal Clar drains.th plastic plant manager ofManville, Lewiston,,manufacturescoating on theange of r fit roof drains allows for easier instalJohnsME whichfl etroaccessory roofing products; and S elAPR, OMG Roofinglatio "Theallows you to actually weld ap to amu Everett,n.draintargetatch Products Group, Agawam, MA.the flange and then attach the field membrane to the target patch. Thismpares to thesystem where aring Meeting Custom Econ N co oldclampingholds ers\'omiceedseverythingNow you can get ach better weld all the Karak Corp.\'s Salazarthatntractors andtogether.musaysco way around." roofing product distributors are gravitating towards tested edge metal systems. "There has been apush in pro cts that meet their customers\' currentreal du getting tested edge metal systems out there [in the" economic needs. "Most companies are looking formarket],Olehowski said. "In,were just a handful ofthat ways to extend thees ofroofs without the2003 therestates liv theiradopted the International Building Code (IBC) in its entirety; disruption and large investment that involves rooftoday, all 50 states have adopted it. Oneympon of the replacement," heke co entIBC says.is that all edge metal must be ANSI/SPRI ES-1 tested. Thisa "Specialty repair products, such as our Patch-N-Go peel-and-stickis tapes and elastomeric mastics, whicheilableaiety ofewlargemajor shift from 10 years ago. While a f of ther roofing ar ava invar and sheet metal companies have invested in getting theirn options- including white, solvent-based, and water-based-haveowmakemetal testedthisd,have not, which has gro significantly. Our reflective roof coatinghave enjoyededgetostandar many wnsystemscontributed to double-digit incr in our business levels over the substantial growth because theyergy efficient; andeases are economical; en p 2- 3 prevent roof removal,helps the env onment.\'\'astyears." whichirwider expansion joints. "Typically with a single-ply In tenns of newhas introduced products, Karnakroof-whetherit,O,PVC-thereadetail several scientifically d igned, substrate-specificis EPDM TP oristube es that shows the tube b placed in the expansion joint opening, b -coatsallow acrylic roof coatings to per eing ase thatwhichthen cover byfieldThis works fine on form on substrates where they nonnallyld notisedthemembrane. wou sm joints, but we have noticed acall for expansion perform well, Salazar says. Karnak specialty basealldiminishing covers for smallnings andincreased call for bigger joint coats includeope an openings,"said.Corrosion Proof, a rust-inhibiting, self-priming base coat for metalhe Olehowski attributes this shift to two trends in b g-envelope roofsuildin Bond-n-Shield b coat for asphalt roofs that have s ght pondingstrucdesign: increased awareness of seismic activity and making aseli tures more energy e ci t. HeoutJohns Manville\'s conditionsffi en pointsthat expansion jo covers are impenneable to air and thus en Tru-Grip b coat for improved adhesionTPO, PV andintergy asetoC,efficient. H lon ypa Hestressedat M est roofing contractors should be mind EPDM and S B t, which is designed specifically toerealsoth idwPFase Coa adh ful that w eare m prone to earthquakes, the toEPDMhil coastal areasost Midwestisnot exemptsu events. "Anytime yout toKarnak 702K for K coat roofs-acialty primer thatfromchstar get ynaredspe an expansion joint over 3v.1de,sho dseriously allows for theof acrylic roofover Kynar coatedinchesyouul think applicationcoatingsabout using asyst w allows for threeroofs.pre-manufacturedem,hich dimensional movement," he s .you just run aethe "Thenomic conditions actually d il nicely into theaid "Iftub and eco oveta jointnswider than expected in aevent, you could environmental benefits ofproducts that we are offering," Salazarope upseismic therun into some i .sdetail also caninadequate in said. "These products offer ale o ion bydingeessues Thi tubebe sustainab pt exten th lif ofsituations w lateral shear of theis a" the roof. The reflective products help save energy, so they also save theherejointconcern.black EDPM roofs.climates, a b EPDM roof consumer money. Ultimately, these products o ereconomic alterna In northernlack ff anwith thickinsulation is k to energy savings,ehowski tive to roof replacement that helpst achieve their reducedpolyisoeyOlcus omerssaid. "White roofs just don\'t lend themselves well [energy-wise] budgetives." object in theYou want to k the heat in, and the black roof wwinter.eepill Targetingts, E rgy E ciencyhelpthat in the northern climates." Johns Manville\'s Cos ne ffi accomplish Johns Manville\'showski said the costand energy efficiencynew plant in Milan,produces EDPM to serve the Midwest and Ole savingsOH, arev gasingends. "For severalthere has beenNorthwest. dri in certain purch tr years 16www.mrca.org- MidwestRoofer'