Heating expansion vessels are designed to ensure the maximum efficiency of your heating system

Discover our selection of heating expansion vessels for efficient control of water pressure in the heating system.

Features of expansion vessels:

Galvanized steel flange up to 400 liters, painted from 500 to 1000 liters
Precharge pressure 1.5 bar Red color

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Declaration of Conformity (*)

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The Products

(*) Current version, valid ONLY for models cat. I
For previous versions and for II, III, IV cat. models Declaration fo Conformity issued in the original in the product packaging.
For duplicates plase request to technical@varem.com

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EXTRAVAREM LR CE -10 +99 °C

Standard Code	Capacity l	Max. Pressure bar	Connection inch	Dimensions mm	Packaging m³	Q.ty/Pallet n.
R1005231CS000000	5*	6	3/4”	160x325	0.019	210
R1008231CS000000	8*	6	3/4”	200x330	0.031	144
UR012231CS000000	12	6	3/4”	270x310	0.024	84
UR018231CS000000	18	6	3/4”	270x415	0.034	56
UR025231CS000000	25	6	3/4”	290x460	0.041	63
UR040231CS000000	40	5	3/4”	320x580	0.068	36

Heating expansion vessels EXTRAVAREM LR with fixed membrane and with folded flange.

*CE certification not applicable

STARVAREM -10 +99°C

Standard Code	Capacity l	Max. Pressure bar	Connection inch	Dimensions mm	Packaging m³	Q.ty/Pallet n.
UR0352E1CS000000	35	6	3/4”	320x500	0.06	42
UR0502E1CS000000	50	6	3/4”	381x555	0.08	25
UR0803E1CS0ST000	80	10	1”	451x732	0.16	12
UR1003E1CS0ST000	100	10	1”	451x806	0.17	12
UR1503E1CS0ST000	150	10	1”	451x1027	0.22	6
UR2003E1CS0ST000	200	10	1”	550x1076	0.33	6
UR2803E1CS0ST000	280	10	1”	550x1385	0.43	6
UR430VE1CS0ST000	430	10	1"1/4	630x1580	0.66	6

STARVAREM heating expansion vessels with diaphragm membrane. Side connection for 35-50 liters.

MAXIVAREM LR CE -10 +99 °C

Standard Code	Capacity l	Max. Pressure bar	Connection inch	Dimensions mm	Packaging m³	Q.ty/Pallet n.
UR035231CS000000	35	5	3/4”	320x525	0.064	42
UR050271CS000000	50	6	3/4”	380x620	0.104	25
UR060371CS000000	60	6	1”	380x670	0.116	25
UR080371CS000000	80	6	1”	450x650	0.135	20
UR100371CS000000	100	6	1”	450x730	0.173	15
UR150471CS000000	150	6	1”½	554x810	0.265	8
UR200471CS000000	200	6	1”½	554x988	0.324	8
UR250471CS000000	250	6	1”½	624x1006	0.423	6
UR300471CS000000	300	6	1”½	624x1160	0.481	6
UR400471CS000000	400	6	1”½	624x1520	0.77	6
UR500471CS000000	500	6	1”½	790x1250	1.126	1
UR600471CS000000	600	6	1”½	790x1525	1.349	1
UR700471CS000000	700	6	1”½	790x1635	1.438	1
URN10H61CS000000	1000	6	2”	930x1913	2.2	1

MAXIVAREM LR CE heating expansion vessels with replaceable membrane from a capacity of 50 liters.

Spare parts

Large selection of spare parts for membrane expansion vessels

Vessel Capacity l	Membrane Code	Coverflange Code	Valve Code
MAXIVAREM LR
50	MB050S4H00000000	SPCFL191ZN200H28	ACVALH21PR000000
60	MB060S4H00000000	SPCFL191ZN300000	ACVALH21PR000000
80	MB080S4H00000000	SPCFL191ZN300000	ACVAL200PR000000
100	MB080S4H00000000	SPCFL191ZN300000	ACVAL200PR000000
150	MB0150S4H00000000	SPCFL152ZN400000	ACVAL200PR000000
200	MB0150S4H00000000	SPCFL152ZN400000	ACVAL200PR000000
250	MB0200S4H00000000	SPCFL254ZN400000	ACVAL200PR000000
300	MB0200S4H00000000	SPCFL254ZN400000	ACVAL200PR000000
400	MB0300S4H00000000	SPCFL254ZN400000	ACVAL200PR000000
500	MB0500S4H00000000	SPCFL500VE400000	ACVAL200PR000000
600	MB0500S4H00000000	SPCFL500VE400000	ACVAL200PR000000
700	MB0500S4H00000000	SPCFL500VE400000	ACVAL200PR000000
1000	MBN10F2P00000000	SPCFLN12VEHE0000	ACVALN10PR000000