LAARS Heating Systems
Page 22
Figure 15. Hydronic Piping (only) — with an indirect tank as a zone.
M
as
co
t LX
- r
es
id
en
tia
l h
ig
h
an
d
low
te
m
p.
zo
nes
w
/ i
nd
ire
ct w
ater
h
eat
er
H
ea
ting
S
upp
ly
A
ir
E
lim
inat
or
S
edi
m
ent
tra
p
1"
pi
pi
ng
to D
H
W
Ind
irec
t D
W
H
T
ank
18"
heat
tra
p
E
xp
an
si
on
tan
k
an
d
au
to
feed
H
ea
ting
R
et
ur
n
* *
* *
* *
* *
*
C
los
el
y
sp
ac
ed
tee
's
-
4
pi
pe
di
am
et
er
s
ap
ar
t
Mascot LX - residential high and low temp.
zones w/ indirect water heater
Heating
Supply
Air Eliminator
Sediment
trap
1" piping to DHW
Indirect DWH Tank
18"
heat
trap
Expansion tank and auto feed
Heating
Return
* *
* *
* *
* *
*
Closely spaced tee's - 4 pipe diameters apart