Expertly designed pressure expansion vessels are available for use in any water installation, including potable water. These vessels are constructed to allow for seamless flow and prevent the growth of bacteria. The bladders are specifically formulated to maintain consistent odor, color, and taste. Additionally, the Airfix connection flange is coated to prevent oxidation.

• Coated, two-way system connection for complete vessel flow through.
• Low pressure drop.
• Nitrogen gas filling for longer retention of pre-charge.
• Replaceable butyl rubber bladder according to DIN4807/5.
• Easy to install with long service life.
• Pressure gauge with blow back protection.

Technical Specifications

• Maximum working pressure: 10 bar.
• Standard pre-charge: 6 bar.
• Suitable for systems with a maximum system temperature of 120 °C.
• Minimum / maximum temperature bladder: 1 / 70 °C.
• Quality Vignette DIN-DVGW: NW-0411 BQ 0340.
• In accordance with Pressure Equipment Directive 2014/68/EU.
• Colour: White, RAL 9010.

Airfix D-E 100 - 1000:

• In accordance with EN13831.
• Including flow-through fitting with threaded connection, sight glass for detecting diaphragm rupture, pressure gauge and height adjustable feet.

Airfix D-E 1600 - 3000:

• In accordance with AD2000.
• Including flow-through fitting with a duo flange connection and electronic diaphragm rupture indicator. The electronic diaphragm rupture indicator can be expanded (on site) with a diaphragm rupture remote display.

Read more - Airfix D-E - 10.0 bar - Expansion Vessels for Potable Water | Flamco (aalberts-hfc.com)

Type	Capacity [l]	Dimensions		System connection (2x)	Flanges * (2x)	Diaphragm rupture sensor	Weight [kg]		Order Code
		Ø [mm]	H. [mm]
	Airfix D-E  100/6.0 [10bar]	100	484	897	G 1 1⁄2" M	-	✓	38	1	14750
	Airfix D-E  200/6.0 [10bar]	200	600	1075	G 1 1⁄2" M	-	✓	51	1	14751
	Airfix D-E  300/6.0 [10bar]	300	600	1444	G 1 1⁄2" M	-	✓	65	1	14752
	Airfix D-E  400/6.0 [10bar]	400	790	1287	G 2" M	-	✓	89	1	14753
	Airfix D-E  600/6.0 [10bar]	600	790	1647	G 2" M	-	✓	110	1	14754
	Airfix D-E  800/6.0 [10bar]	800	790	1994	G 2" M	-	✓	148	1	14755
	Airfix D-E 1000/6.0 [10bar]	1000	790	2345	G 2" M	-	✓	170	1	14756
	Airfix D-E 1600/6.0 [10bar]	1600	1000	2663	-	DN 80	✓	550	1	14916
	Airfix D-E 2000/6.0 [10bar]	2000	1200	2412	-	DN 80	✓	620	1	14920
	Airfix D-E 3000/6.0 [10bar]	3000	1200	3312	-	DN 80	✓	805	1	14930