# ABM A

America n Boile r Manufacturer s Associatio n 822

1 Ol d Courthous e Rd , Suit e 202 , Vienna , Virgini a 2218 2 703-356-717 2 • fa x 703-356-454 3 • homepage :http://www.abma.co

m

SUBJECT : Respons

e t o DO E Reques t for Commen t

o n th e Publication "Energ

y Conservation Standard s Rulemakin

g Framewor

k Documen t

fo r Commercia l Package

d Boilers " - - Docke t No . EERE-2013-BT-STD 0030-RtN : 1904-ADO l Th e followin g comment s ar e submitte d o n behal f o f th e America n Boile r Manufacturer

s Associatio n (ABMA ) b y it s Directo r o f Technica l Affairs , Geoffre y M . Halley . A s th e oldes t nationa l manufacturin g trad e associatio n i n America , th e America n Boile r Manufacturer s Associatio n i s compose d o f ove r 10 0 small-busines

s manufacture r an d supplie r member s i n 2 4 state s acros s Americ a involve d i n th e desig n an d fabricatio n o f >400,00 0 Btu h (hea t input ) commercial , institutional , industrial , hea t recovery , an d electricity-generatin

g boiler s an d combustio n equipment . ABM A wa s founde d i n 188 8 b y boile r manufacturer s o f da y t o begi n t o craf t lega l an d regulator y infrastructure s tha t woul d insur e o f material s integrit y an d commitmen t t o safet y i n desig n an d fabricatio n o f al l boilers . ABM A toda y strongl y abide s b y thos e foundin g principle s an d seek s t o ensur e tha t a commitmen t t o safet y i s a n ongoin g an d over-ridin g consideratio n o f an y contemplate d code , standar d o r regulator y scheme . Yo u wil l se e thi s concer n reflecte d i n thes e comments . Comment s o n th e Framewor k Document : Ite m 2- 1 A s thi s rul e primaril y deal s wit h Spac e Heatin g Boilers , th e questio n ha s arise n a s t o whethe r Lo w Pressur e Stea m Boiler s use d purel y i n a n Industria l Proces s ar e include d i n thi s rule . I n ou r opinion , i t i s no t necessar y t o includ e electri c commercia l package d boiler s i n thi s rulemaking . Th e mai n concer n wit h standb y mod e an d of f mod e energ y conservatio n standard s i s on e o f safet y an d whic h take s priority . Safet y o r Energ y Conservation

. Som e standard s requir e 100 % shutof f o f th e stac k o n a dow n cycle . Thi s ha s th e potentia l t o increas e th e likelihoo d o f a combustio n explosio n shoul d ga s valve s star t leaking . Thi s coul d b e particularl y sever e o n natura l draf t fired boilers , i n whic h th e ope n side s wil l allo w th e ga s t o Octobe r 17,201 3

Ite m 2- 2 Ite m 2- 3

1

representing the best of the boiler industry!ente

r th e spac e aroun d th e boiler , wherea s wit h a n ope n stac k th e ga s woul d normall y ven t t o atmosphere . Consideratio n shoul d b e give n t o a n 8 0 t o 90 % shutof f instead . Fo r force d draf t fire d boiler s th e us e o f 100 % shutof f a t th e combustio n ai r intak e dampe r wil l provid e a safe r approac h tha n a stac k damper . Ite m 2. 4 ABM A ha s ha d concer n fo r som e tim e regardin g th e BTS-200 0 Tes t Procedur e an d it s applicabilit y t o boiler s produce d b y ou r membership . Th e fac t tha t th e BTS-200 0 Tes t Procedur e appear s t o b e founde d i n th e residential/smal

l commercia l boile r marketplac e o f th e mi d 1900' s i s i n al l probabilit y th e reaso n fo r th e 2 psi g tes t pressur e o n stea m boilers . Similarl y th e fac t tha t existin g so-calle d independen t tes t facilitie s ar e limite d t o smal l boiler s i s attributabl e t o thi s are a o f th e market . Thi s is , however , wher e th e hig h uni t coun t is . I n ou r opinio n th e BTS-200 0 Tes t Procedur e allow s a n efficienc y compariso n betwee n differen t manufacturer' s boiler s o f equivalen t size , howeve r i t doe s no t provid e th e en d use r wit h a realisti c efficienc y tha t ca n b e expecte d i n a field installation . Thi s i s du e t o th e fac t tha t th e 2 psi g tes t pressur e specifie d fo r stea m boiler s an d th e wate r temperature s fo r ho t wate r boiler s wil l yiel d a highe r efficienc y o n tes t tha n ca n b e expecte d i n th e field. ABM A membe r concern s are : • Th e cos t o f testin g thei r (larger ) boiler s i s goin g t o b e considerabl y mor e expensiv e tha n th e cos t o f testin g th e smal l commercia l package d boilers . Th e larges t boiler s buil t b y som e o f ou r member s coul d approac h $ 1 millio n t o test , give n th e specialize d natur e o f th e tes t rig . Thi s contrast s wit h th e $200 0 t o $350 0 cos t reference d fo r smal l boiler s currentl y bein g teste d unde r th e existin g DO E program . • Th e 0- 2 psi g tes t pressur e require d b y BTS-200 0 i s unrealisti c fo r large r stea m boilers , a s i t cause s hig h stea m velocit y a t th e steam/wate r interfac e an d th e stea m outle t nozzle , an d henc e excessiv e wate r entrainmen t an d carryove r (poo r stea m quality) . • Th e wate r inlet , o r return , temperature s require d b y BTS-200 0 woul d find certai n part s o f th e boile r pressur e vesse l structur e operatin g i n th e real m o f Hig h Strai n Fatigue , henc e shortenin g th e lif e o f th e boiler . Th e longe r th e boile r th e bigge r th e problem . • A s al l boiler s manufacture d b y th e ABM A membershi p ar e Buil t t o Orde r fo r a specifi c job , coordinatio n o f productio n schedules , DO E o r Independen t Laborator y tes t schedule s an d jobsit e installatio n schedule s woul d becom e extremel y difficult , an d impossibl e i n th e even t o f shor t lea d times . • Al l boiler s buil t b y ABM A membe r companie s hav e pressur e vessel/hea t exchanger s designe d an d assemble d t o th e ASM E Boile r & Pressur e Vesse l Cod e i n accordanc e wit h a documente d Qualit y Assuranc e Syste m approve d b y th e ASME , th e Nationa l Boar d o f Boile r an d Pressur e Vesse l Inspector s an d inspecte d a t specifie d hol d point s b y a n independen t Authorize d Inspectio n Agency . Combustio n equipment , safet y controls , etc . ar e subjecte d t o complianc e examinatio n an d testin g b y a n Independen t Testin g Agency , suc h a s UL , a t th e completio n o f th e produc t developmen t phase . Tes t unit s ar e selecte d t o b e representativ e o f th e entir e produc t lin e an d includ e a combustio n efficienc y test . Th e Independen t Testin g Agenc y the n develop s a Build , o r Assembly , Manua l fo r th e 2produc

t line , whic h mus t b e followe d i f th e produc t i s t o bea r th e testin g agenc y mar k o r label . Periodi c in-plan t inspection s o f th e manufacturin g proces s ar e performe d b y Testin g Agenc y Inspector s t o ensur e complianc e wit h th e Assembl y Manual . Give n th e hig h degre e o f contro l i n th e manufacturin g process , i t i s th e positio n o f ABM A tha t repea t testin g o f product s tha t ar e unchange d i s no t justified . • Th e hig h degre e o f produc t contro l o n thes e large r boiler s continue s int o th e field , wher e th e produc t i s typicall y sol d t o a Mechanica l Contractor , rathe r tha n a Distributer , th e installatio n bein g performe d b y tha t sam e contractor , rathe r tha n a plumbe r whic h ca n b e th e cas e wit h smal l units . Th e complete d installatio n i s the n inspecte d b y a Nationa l Boar d o f Boile r Inspector s (NBBI ) commissione d inspecto r fo r Code s Compliance . Th e boile r i s the n commissione d b y Manufacturer'

s Authorize d Startu p Technician . Follo w u p inspections , b y a n NBB I commissione d boile r inspector , ar e performe d o n a n annua l o r bi-aimua l basi s dependin g o n Stat e Boile r Laws , i n orde r verif y structura l integrity , prope r functionin g o f control s an d cleanlines s o f hea t transfe r surface s (fo r continue d efficien t operation) . Thi s ma y no t b e tru e i n th e cas e o f smal l boilers , dependin g upo n Stat e Law . Havin g sai d this , th e onl y tes t facilitie s capabl e o f handlin g th e larg e boiler s exis t i n th e manufacturer s plants . Similarly , th e rea l expertis e i n settin g up , an d testing , thes e larg e boiler s lie s wit h th e manufacturers

, no t th e independen t testin g labs . O n th e basi s o f th e above , ABM A believe s tha t th e efficienc y requirement s fo r larg e boiler s bein g uncapped , i s problematic . A possibl e cap , base d upo n existin g produc t lin e splits , coul d b e 2. 5 millio n Btu/hr . input . Not e als o tha t tes t capabilit y fo r ho t wate r boiler s doe s no t exis t i n al l manufacturer s facilities , du e t o hea t sin k requirement s fo r th e ho t wate r generated . Ite m 3- 1 ABM A ha s alway s believe d tha t ASM E PTC-4. 1 i s a mor e appropriat e tes t standar d fo r boiler s produce d b y ou r membership , a s explaine d i n 2. 4 above . Ite m 3- 2 ABM A ha s th e followin g comment s regardin g th e curren t DO E BTS-200 0 Tes t Procedure : • Th e tes t pressure s an d temperature s specifie d shoul d b e mor e realisti c i n term s o f norma l syste m operatin g conditions . Suggeste d stea m pressur e woul d b e 1 0 t o 1 2 psig . Suggeste d wate r inle t o r retur n temperatur e woul d b e 140 " F , o r manufacturer s recommende

d minimum . • Reference s t o instrumentatio

n containin g Mercur y shoul d b e deleted , give n tha t i t i s considere d a ba d acto r i n Today' s World . • Th e instrumentatio

n listin g seem s date d b y curren t standards . Example s ar e th e us e o f scale s an d Orsa t apparatus . Th e graduations/accurac

y define d fo r th e C O instrumen t seem s ou t o f lin e wit h th e curren t requiremen t o f 40 0 ppm . Similarl y i t seem s tha t th e us e o f CO 2 rathe r tha n O 2 a s th e basi s o f exhaus t ga s analysi s i s ou t o f lin e wit h curren t 3practice

. CO 2 analyzer s deman d th e us e o f spa n ga s fo r calibration , wherea s O 2 analyzer s onl y nee d a n ai r sampl e fo r calibration . • I f i t ca n b e shown , t o DOE' s satisfaction , tha t th e combustio n efficienc y rea d directl y fro m a goo d quality , properl y calibrate d combustio n analyzer , i s n o differen t t o th e combustio n efficienc y produce d from th e somewha t laboriou s calculation s outline d i n BTS-2000 , woul d thi s b e accepte d a s a n alternat e t o th e calculatio n method ? I t woul d simplif y testin g considerably . • W e hav e hear d severa l comment s t o th e effec t tha t i t i s difficul t t o obtai n consistentl y reliabl e therma l efficiencie s o f stea m boilers , du e t o variation s o r shift s i n th e calibratio n o f wate r flowmeters. Thi s ma y no t b e th e entir e culpri t a s w e hav e see n th e cycli c on-of f effec t o f wate r feeder s affec t wate r flow readings . Whe n feedwate r i s injecte d int o th e tw o phas e mixtur e o f stea m bubble s an d wate r i n a batc h process , th e stea m bubble s collaps e fo r a perio d o f tim e causin g th e boile r pressur e t o drop , whic h i n tur n cause s th e moistur e conten t o f th e stea m generate d t o increas e a s stea m spac e velocitie s increase , an d th e feedwate r t o overfeed . Thi s cycl e keep s repeating . I t i s generall y accepte d tha t a modulatin g feedwate r controlle r i s a bette r choic e tha n a n on-of f wate r feeder , howeve r i t i s no t perfect . O n thi s basis , w e believ e tha t th e heat-los s metho d o f determinin g stea m boile r therma l efficiency , wit h th e radiatio n losse s calculate d fro m boile r jacke t surfac e temperatures , i s goin g t o yiel d mor e consisten t results . • Th e BTS-200 0 requirement , whe n testin g stea m boilers , t o retur n th e wate r leve l a t th e en d o f th e tes t t o it s origina l leve l plu s o r minu s inc h coul d introduc e variabilit y i n tes t result s o f varyin g magnitud e dependin g upo n th e surfac e are a o f th e stea m t o wate r interface . Thi s agai n point s t o th e hea t los s metho d o f calculatin g efficienc y bein g likel y t o produc e mor e accurat e an d consisten t results . Ite m 3- 3 Se e comment s unde r 2- 4 above , concernin g comparativ e efficiency , versu s operatin g efficiency . Ite m 3- 4 Clearl y th e existin g BTS-200 0 Tes t Procedur e i s unsuitabl e fo r testin g large r boilers , therefor e ther e appear s t o b e thre e possibilitie s t o resolv e thi s problem : • Updat e th e existin g BT S 200 0 Procedur e b y addin g mor e realisti c tes t condition s fo r larg e boilers . • Allo w th e us e o f ASM E PTC- 4 (o r 4.1 ) hea t los s metho d fo r testin g larg e boilers . • Produc e a ne w tes t procedur e whic h coul d b e base d o n a simplifie d versio n o f ASM E PTC- 4 Hea t Los s Method . Figure s 8.1,8. 2 an d 8. 4

4Th

e wholesale r i s no t a par t o f th e distributio n chai n fo r larg e boilers . A s a closin g commen t w e believ e tha t prope r maintenanc e o f th e entir e syste m i s th e mos t importan t par t o f continuin g energ y efficien t operation , an d w e enclos e Attachmen t A a s a thoughtfu l commentar y o n thi s topic . T o elucidat e th e foregoin g comment s an d t o provid e th e perspectiv e o f a small-busines

s manufacture r o f th e type s o f boiler s addresse d b y th e Framewor k Document , ABM A i s submittin g alon g wit h thes e comment s b y Mr . Halley , comment s provide d b y Mr . Jac k Coe , President , Rit e Engineerin g & Manufacturin

g Corporation

, 583 2 Garfiel d Avenue , Commerce , Californi a 90040,562/862-2135

, iackc@riteboiier.com

. DO E shoul d fee l fre e t o contac t Messrs . Halle y an d Co e fo r furthe r informatio n an d clarit y o f ou r comments . Respectfull y submitted , 

### Q&offrey M. HaUey, PE Geoffre y M . Halley , P E Director , Technica l Affair s America n Boile r Manufacturer s Associatio n Direc t Telephone :1-636-394-348

3 Direc t Email :ghalleysji@aol.co

m

10.17.1 3

5Rand y

Rawso n Sen t To : Cc : Subject : From : Jac k Co e <jackc@riteboiler.com > Monday, Septembe r

16 , 201 3 10:3 7 P M 'Geoffre y Halley ' Rand y Rawson ; 'Pegg

y Light ' FW : DO E Energ y Conservatio nStandard s Rulemakin g

Framewor

k Documen t

fo r Commercia l Packag

e Boiler s Follo w U p Flag : Fla g Status : Follo w u p Flagge d H i Geoff , Afte r readin g th e 7 4 pag e DO E pape r tha t seek s inpu t t o se t minimu m

energ y efficienc

y level s i ncommercia l boiler

s int o law , I fin d tha t

whil e i t ma y see m wel l intentioned , i t

i s base d o nsevera l flaw

s an d omission s

an d shoul d b e overhauled . T

o begi nwith , ther e

ar e man y factor s fa r beyon d a

boiler s "bran d new

, ou t o f th e box " efficienc

y tha t wil l determin e

ho w muc henerg y i t wil l consum e

fo r th e servic e i t was intende d -

includin g

servic e calls , repair s an d frequenc y o f boile r replacement . Energ

y i s energy , whethe r

it' s natura l gas

, gasoline , diese l o r

electrical . Th e

DO E pape r touche s o nthi s point , bu t

it s mai nfocu s

seems t o b e th e impendin g

adoptio no f

ASHRAE 90. 1 int o

law . Th e ASHRA E 90. 1 tabl e

woul d jus

t s o happe nt o

eliminat e

a numbe r o f boile r lines fro m th e marke t includin g

th e atmospheri c

boiler s tha t 1 mak e i f i t were adopte d int o

law . Th e DO E shoul d understan d tha t th e ASHRA E 90. 1 standard s

didn' t com e ou t o f a vacuum . Man y

manufacturer

s woul d benefi t

fro m th e eliminatio no f

low cos t boilers , an d throug hthei r

trad e organization s

the y hav e manage d t o

hel p establis hthes e "standards" . Ther

e i s n o questio ntha t

energ y i s a bi g concer n i nthi s countr y an d i f th e DO E ca nd o thing s tha t sensibl y sav e energy , mor

e powe r t o them . Bu t

boiler s ar e no t lik e cars . The y don' t guarante e

roughl y th e sam e 'mileage ' yea r

afte r year . Th e

proble m

wit hDO E usin g th e ASHRA E 90. 1 mode l i s tha t i t ha s on e hug e fundamenta l flaw

: i t ignore s efficienc

y ove r time . Boiler s d o no t operat e i na vacuum . Boiler

s don' t operate i nlaborator

y condition s

wher e wate r qualit y i s monitore d 24/7 . Wha t

i s th e reaso nmos

t boiler s ar e replaced ?

It' s becaus e the y scal e u p wit hmu d an d lime . An d thi s doesn' t happe novernight . I t

ca ntak e year s - year s o f diminishin g

efficienc y unti l th e

hea t exchange r

surface s eventuall y overhea t an d fail . ASHRA E

woul d hav

e yo ubeliev

e tha t boiler s wit ha highe r baselin e efficienc

y wil l stil l us

e les s energ y tha nboiler

s wit ha lowe r baselin e efficienc

y i f the y ha d equa l amount

s o f scal e inside , an d therefor e

th e highe r efficienc y boile r i s stil l justified . Bu t

i s tha t reall y true? Tak e refrigerators

. Refrigerato r

"A " i s a nirresistibl e

201 4 gol d sta r

stat e o f th e ar t energ y efficien t

applianc e tha t come s wit ha bi g fa t rebate . Refrigerato r

"B " i s a standar d ru no f th e mil l fridg e

that' s bee naroun d fo r

year s an d come

s i navocad o

green . Operat

e the m sid e b y sid e i na clea nroo m

environmen t

an d "A " wil l us

e les s energ y tha n"B" . That' s th e ASHRA E

approac han d pa t

o nth e la b coat s al l around . No

w pu t thes e sam e refrigerator

s int o th e averag e America n kitche nwher e

pe t hair, lin t an d dus t ar e pulle d int o

th e coil s ever y tim e th e fa nan d compresso r

com e on . Unles

s th e coil s ar e routinel y

cleaned , th e

efficienc y o f bot hrefrigerator

s wil l star t

t o drop . No

w let' s suppos e th e coil s o f refrigerato r

"A " ar e fo r on e reaso no r

anothe r nex t t o impossibl e

t o acces s an d th e coil s i n"B" ar

e eas y t o ge t t o an d clean . I f that' s th e case , the nlowl y

refrigerato r

"B" i s actuall y likel y t o b e mor e efficien t

an d us e les s energ y tha n refrigerato r

"A". Ho w doe s thi s relate t o boilers ? Hea t exchange r

surface s i nboiler s ge t foule d jus

t lik e refrigerato r

coils . Th e onl y differenc e i s th e foulin g mediu m bu t th e effec t i s th e same : More

energ y require d t o

d o th e sam e amoun t o f wor k becaus e les s hea t transfe r i s takin g place . Yo uwoul d thin k tha t al l boiler

s - wit ha naverag

e lifespa no f

3 0 year s b y DOE' s estimate

- woul d hav

e heatin g surface s tha t would , coul d an d shoul d b e easil y accesse d fo r cleaning . Bu t

loo k a t thre e o f th e mos t popula r design s i nservic e toda y - fire-tube , cas

t iro nan d ben t

tub e boiler s - an d yo uwil l se

e thi s i s no t th e case . The

y ar e lik e refrigerato r

"A" - beautifull y

efficien t t o star t with , woefull y

unequippe d t o

maintai ni t

whe n th e honeymoon' s

over . Acces

s t o th e watersid e

heatin g surface s i nthes e boiler s i s s o limite d tha t

the y ar e nex t t o impossibl e

t o clean . Th e

companie s

tha t mak e the m know thi s whic hi s wh y they' d lik

e ASHRA E an d th e DO E t o focu s o n bran d ne w efficiency , an d no t

somethin g

trul y meaningfu l lik

e maintainabl e

efficiency . A

boiler s abilit y - o r inabilit y - t o 1clea nit

s hea t exchange r

canno t an d mus

t no t b e lef t ou t o f an y seriou s discussio ninvolvin g

commercia l boile r efficiency . Ther e ar e severa l othe r

factor s tha t affec t efficienc

y too . Wate r

mas s i s one . Th e

mor e wate r i nth e boiler , th e

more fue l require d t o

hea t it . A hig hmas

s boile r runnin g 24/ 7 i s on e thing . A

hig hmas

s stea m boile r fo r a nintermitten t operatio nwoul d b e

a poo r choic e becaus e i t woul d tak

e mor e fue l t o bur nth e

extr a wate r unti l i t boiled . An d ye t consumer

s coul d b e force d int o

buyin g th e hig hmas

s boile r i f th e DO E proposal goe

s through . Electrica l energ

y i s another . Wha t

man y so-calle d hig hefficienc y boiler s d o toda y i s ro b Pete r t o pa y Paul . Condensin g

boiler s ar e a goo d example . Everyon e know s the y requir e mor e pum p horsepowe r

tha na conventiona l boile r

lik e mine . Wha t

fewe r peopl e kno w i s the y als o require highe r fa nenerg

y i nth e ai r handle r t o overcom e

th e ai r pressur e dro p acros s th e ho t wate r coil s tha t require mor e fin s pe r inc htha nstandar

d coils . Savin g fue l b y usin g mor e electricit

y doe s no t sav e energ y - th e bil l jus t come s i na differen t

envelope . Draft , boile r

cycling , air-fue l ratios

, ar e jus t som e o f th e othe r variable s

tha t wil l chang

e a boiler s shor t ter m an d lon g ter m efficiency . An d th e

highe r th e efficiency , usuall y

th e mor e critica l th e

proble m

i f somethin g

goe s wrong . W

e hav e Representative s

wh o wil l no t sel l powe r

burne r fire d equipmen t

i ncertai narea

s o f th e countr y becaus e th e maintenanc

e peopl e i nthos e area s canno t wor k o nthem . Yo ucanno t

leav e ou t th e huma nfacto r

whe ni t come s t o efficienc y either . Findin g

to p notc hboile r tech s i nth e bi g citie s i s challengin g

enough . The

y almos t don' t exis t ou t i nth e country . Suffic e i t t o sa y tha t testin g an d certifyin g

commercia l boiler

s t o th e Hydronic

s Institut e

BT S 200 0 tes t protoco l wil l cos t som e manufacturer

s a smal l fortune . O nto p

o f that , verifyin g

therma l efficienc

y require s a calculatio no f

4 tes t point s suc htha t a ]4 % erro r a t eac hpoin t coul d thro w

th e efficienc

y calculatio nof

f b y 2 % o r more . A

more sensibl e approac hwoul d b e

this: Requir

e manufacturer

s t o updat e thei r curren t efficienc y information . Requir

e a sticke r o nth e boile r an d a not e i nth e owner' s manua l tha t

basicall y give s a poin t o f contac t t o th e DO E (o r som e othe r agency ) t o th e effec t tha t th e consume r

ca nregiste r

a complain t

i f h e o r sh e feel s th e efficienc

y i s no t wha t wa s represente d b

y th e manufacturer . Thi s

woul d ten d t o

mak e boile r manufacturer

s mor e hones t wit hthei r

rating s an d th e DO E woul d hav

e th e dat a a t han d t o questio nthos

e wh o don't . Wit hove r

3 5 year s i nth e boile r industr y an d te no r

s o year s a s presiden t

o f Rite , I ca nguarante e

yo utha t

boile r efficienc y i s on e o f th e mos t importan t

consideration s

peopl e mak e whe nchoosin g

a boile r an d ha s bee nfo r a lon g time . Thi s

i s wh y manufacturer

s suc ha s Rit e ar e constantl y

workin g t o improv e ou r produc t an d promotin g

energ y savin g equipmen t

suc ha s automati c

stac k damper s o nou r atmospheri c

boilers . I f I don' t offe r product s tha t provid e goo d overal l valu e

- includin g

overal l efficienc

y fo r th e lif e o f my produc t - the npeopl e

wil l sto p

buyin g my boilers . The y haven't , whic

htell s m e w e ar e stil l doin g

somethin g

righ t afte r 6 0 year s i nbusiness

. I t i s ba d enoug htha t

lobbyist s an d trad e

association s

lik e LEED S hav e manage d t o

ge t utilitie s an d othe r

publi c agencie s t o subsidize

condensin g

boilers . Thi s ha s misle d man y

consultin g

engineer

s an d owner

s int o believin g

hug e saving s wer e comin g thei r way whe ni nfac

t the y didn't . Mos

t condensin g

boiler s don' t condense , aren' t

watersid e accessible , an d hav

e a considerabl y

shorte r servic e lif e tha nmos

t conventiona l boilers

. Differen t

boiler s hav e thei r advantage

s an d disadvantages

dependin g

o nth e application . Throug hexperience , researc han d wor d o f

mouth , mos

t peopl e wil l fin d thei r

wa y t o th e righ t boiler . Governmen t

involvemen t

lik e thi s wil l onl y driv e boile r price s u p an d no t accomplis

hit s goal . I f th e DOE' S tru e objective

i s t o sav e energ y i nth e commercia l boile r

market , i t

migh t star t b y askin g ASM E CSD- 1 t o

adap t Europea nteste d valv

e provin g ga s train s i nlie uo f

pr e an d pos t purg e cycles , an d t o discourag

e normall y ope nga s valves . That woul d sav

e a lo t o f natura l ga

s an d th e impac t o nboile r

manufacturer

s an d consumer

s alik e woul d b e

negligible . Wel l thos

e ar e my thoughts

o nth e subject , expresse d a

littl e hazil y a t 7:3 0 PM . I' m goin g hom e now !

Bes t Regards , Jac k Co e Presiden t Rite ENGINEERIN G & MANUFACTURIN G CORPORATIO N 583 2 Garfiel d Ave , Commerc e Californi a9004

0 Phon e (562 ) 862-213

5 • Fa x (562 ) 861-982

1 • www.riteboiler.co m 2