odour technologies Sustainable, natural odour control solutions

Australian Designed & Manufactured

Tel: + 61 (0) 412 990 554
Email: enquiries@odourtechnologies.com.au
Address: PO Box 3591 Loganholme QLD 4129

A Comparison of Single and Double Chamber Air Release Valves 

Why do so many single chamber air release valves fail?

This video demonstrates a range of testing of both single and double chamber air release valves and proves conclusively the advantage of the VS-4 Smartvalve.

  Single Chamber
Double Chamber
Floats and seals protected from solids No Yes
Seals at atmospheric pressure No Yes
Positive buoyancy of floats 0.6 to 2 lbs 4.4 lbs
Can be easily serviced on-site No Yes
Guaranteed anti-hammer air chamber No Yes
Multiple valve ports to a single upstand
(2 or 3 x airflow)
No Yes
No exposed poly or plastic parts Some All stainless steel
316 stainless steel construction Some Yes
Extra long service intervals No Yes


vs4 smartvalve standard


VS4 smart valve Low Profile

Low Profile

VS4 smartvalve hi flow

Hi Flow

xlp 300

XLP 300

VS-4 Smartvalve brochure

VS-4-smartvalve with aluminium SCU
VS-4 patented odour control smartvalve
VS-4-smartvalve xlp300
VS-4 smartvalve  patented odour control
vs4 smartvalve brochure

For an OBLIGATION FREE, ON-SITE TRIAL please contact Odour Technologies.

You will be glad you did.