RV drop through rotary valves supply and rotary valve manufacturers UK

Drop Through RV/RVR Rotary Valves

Rotary Valve Suppliers

Suppliers of RV & RVR drop through rotary valves. Used to regulate the feeding of free flowing or granular materials, the RV/RVR rotary air locks are perfect for feeding cyclones, silo’s, hoppers and filter housings.

Standard Rotary Valves

These standard rotary valves are perfect when there’s different pressures on each side of the valve. RVR has a circular inlet flange, and the RV valve has a square inlet, these valves consist of a cast iron or stainless steel body with a horizontally mounted rotor with a number of pockets.


Feed rates from 2.0 to 20 litres per revolution


Working temperature: from 30c to 150c

Working Pressure: from – 0.5 bar up to + 0.3 bar
Flame Proof and Explosion Proof Protection Devices certification available

Rotary Valve Suppliers UK

Additional options

Drive units – Bare shaft, mechanical speed variator, forced ventilated motor, standard motor with thermistor and chain drive
10, 20 or 30 RPM available
Body material – Cast iron, 304 stainless steel or 316 stainless steel
Scrapper tips – Vulkolan, Vitron, Spring steel, Teflon, 304 stainless steel or 316 stainless steel

Rotor Mechanical seals – High temperature resistant, purged seals, high temperature purged seals or standard treatment – Standard, Teflon coated or Nickel coated

Valve body coating – standard, Chromium, Teflon or Nickel
Rotor coating – Standard, Teflon coated, Nickel plated, 304 stainless steel, 316 stainless steel
Available as ATEX version, Zone and Explosion isolation system

Drop Through Rotary Valves UK

Specification Table

These are our standard valves, if you require any of the additional options then please contact us for pricing and availability.

Scroll horizontally on the table for full details

Order codeInletCapacity (LTR/REV)KWRPM
RVR-2150mm ∅ (6")20.5520
RVR-5200mm ∅ (8")50.5520
RVR-10250mm ∅ (10")100.7520
RVR-20300mm ∅ (12")201.130
RV-2150mm x 150mm (6x6")20.3710
RV-5200mm x 200mm (8x8")50.3710
RV-10250mm x 250mm (10x10")100.7520
RV-20300mm x 300mm (12x12")201.130

Technical Information

Rotary Valves UK - rotary valve manufacturers UK
Rotary Valves UK
RVRVR Rotary Valve

Biomass Valve Brochure

Technical data, layout drawings and list of options available.


RV/RVR Technical Catalogue

Technical data, layout drawings and list of options available.


RV/RVR Maintenance Manual

Installation, operation and maintenance manual. 


Spare Parts Catalogue

Complete list of spare parts for all RV and RVR valves.


Order Drop through RV/RVR Rotary Valves today