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Hydronics
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Hydronic Installation Accessories
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Boiler Expansion Tank Accessories
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Stocked Items
In Stock
Brands
Bell & Gossett (4)
Calefactio (7)
Webstone (1)
Ball Material
HCP Brass (1)
Nominal Size
1/2 in (2)
1/2 x 3/4 in (3)
Dimensions
16 to 18 in Dia (1)
20 to 22 in Dia (1)
2-1/4 in W x 6-5/16 in H (1)
12 to 14 in Dia (1)
Series
ATF (3)
Pro-Pal® 41672 (1)
Media
Gas/Oil/Water (1)
Softgoods Material
PTFE (1)
Pressure Rating
175 psig (3)
600 psig WOG (1)
Inlet to Outlet Length
3-3/8 in (1)
Type
Air Control (3)
Material
Cast Iron (3)
Body Material
Forged Brass (1)
Port Type
Full (1)
Temperature Rating
250 deg F (3)
100 deg F (1)
End Style
MNPT x FNPT (3)
FNPT x MNPT x FNPT x Hose (1)
Connection Type
MNPT (1)
Top to Inlet Center
1-9/16 in (1)
Trim Material
Brass Stem and PTFE Seat (1)
Boiler Expansion Tank Accessories
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Webstone
1/2 Exp Tank Pro Serv Valve 41672
Part #
41672
Ball Material
HCP Brass
Nominal Size
1/2 in
Series
Pro-Pal® 41672
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Bell & Gossett
B & G Tank Fitting F/16-18in Dia 112011
Part #
ATF16
Nominal Size
1/2 x 3/4 in
Dimensions
16 to 18 in Dia
Series
ATF
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Bell & Gossett
B & G Tank Fitting F/20-22in Dia 112026
Part #
ATF20
Nominal Size
1/2 x 3/4 in
Dimensions
20 to 22 in Dia
Series
ATF
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Bell & Gossett
B & G Tank Fitting For 12-14india 112010
Part #
ATF12
Nominal Size
1/2 x 3/4 in
Dimensions
12 to 14 in Dia
Series
ATF
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Bell & Gossett
B&G Drain-o-tank Valve 113041
Part #
DT-2
Nominal Size
1/2 in
Dimensions
2-1/4 in W x 6-5/16 in H
Connection Type
MNPT
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Calefactio
Calafactio Wall Mount shelf for GMP6
Part #
GMP6-WMS
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Calefactio
Calefactio Bracket f/HGT30/60M, HGTE8/12
Part #
BRACKET 270MM
MFG #
BRACKET 270MM
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Calefactio
Calefactio Bracket for HGT15 and HGTE5
Part #
BRACKET 200MM
MFG #
BRACKET 200MM
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Calefactio
Calefactio Gauge 1/8in MNPT
Part #
SCG18-100
MFG #
SCG18-100
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Calefactio
Calefactio Gauge 1/8in MNPT
Part #
SCG18-30
MFG #
SCG18-30
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Calefactio
Calefactio Service Center Tank Accessory
Part #
HGSC
MFG #
HGSC-MULTI
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Calefactio
Calefactio Service Valve Heating Tank
Part #
HGSV12
MFG #
HGSV12
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Webstone
1/2 Exp Tank Pro Serv Valve 41672
Part #
41672
Ball Material
HCP Brass
Nominal Size
1/2 in
Series
Pro-Pal® 41672
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Compare
Bell & Gossett
B & G Tank Fitting F/16-18in Dia 112011
Part #
ATF16
Nominal Size
1/2 x 3/4 in
Dimensions
16 to 18 in Dia
Series
ATF
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Bell & Gossett
B & G Tank Fitting F/20-22in Dia 112026
Part #
ATF20
Nominal Size
1/2 x 3/4 in
Dimensions
20 to 22 in Dia
Series
ATF
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Bell & Gossett
B & G Tank Fitting For 12-14india 112010
Part #
ATF12
Nominal Size
1/2 x 3/4 in
Dimensions
12 to 14 in Dia
Series
ATF
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Bell & Gossett
B&G Drain-o-tank Valve 113041
Part #
DT-2
Nominal Size
1/2 in
Dimensions
2-1/4 in W x 6-5/16 in H
Connection Type
MNPT
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Calefactio
Calafactio Wall Mount shelf for GMP6
Part #
GMP6-WMS
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Calefactio
Calefactio Bracket f/HGT30/60M, HGTE8/12
Part #
BRACKET 270MM
MFG #
BRACKET 270MM
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Calefactio
Calefactio Bracket for HGT15 and HGTE5
Part #
BRACKET 200MM
MFG #
BRACKET 200MM
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Calefactio
Calefactio Gauge 1/8in MNPT
Part #
SCG18-100
MFG #
SCG18-100
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Calefactio
Calefactio Gauge 1/8in MNPT
Part #
SCG18-30
MFG #
SCG18-30
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Calefactio
Calefactio Service Center Tank Accessory
Part #
HGSC
MFG #
HGSC-MULTI
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Calefactio
Calefactio Service Valve Heating Tank
Part #
HGSV12
MFG #
HGSV12
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