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RICKARD 2018
T-RING INSTALLATION MANUAL
Introducon
The Rickard T‐Ring is designed to make the fitment of Rickard Ceiling Diffusers and RVD’s to plastered ceilings simple and neat.
The T‐Rings formed flange ensures it remains flat and looks great once installed.
InstallaonProcedure
Cut the hole in the ceiling as shown (see table for sizes), use the hole to pass the diffuser into the ceiling void. Prepare to fit the
T‐Ring from below the ceiling.
Definition RVD 315 RVD 400 RVD 630 CRD/VRD 350 CRD/VRD/VRW
Diameter of diffuser 440 560 880 350 580
Inside diameter of T-Ring 445 565 885 355 585
Hole size required in ceiling 460 580 900 370 600
T‐Ring
Diffuser
Ceiling
