Comparison Table

Please click on any of the following solutions below to see more information about that solution. All systems have been tested by manufacturer to regulation E standard and the test results are listed here. For ease of fitting and overall cost we recomnend the Isosonic hanger solution listed below.
System Access Airborne (Dntw+Ctr) Impact (Lntw) Approx Price/m2 Floor height gain Ceiling height loss
Regulations (refurb)
>43db
<64db
Isosonic type C
Best to retain exisiting ceiling
51
55
£30.50 exludes 19mm tongue and groove chipboard /flooring finish
Typical 19mm T&G or sealed original floor+6mm Base underlay+wooden floor of choice
91mm
MF Dec18
floor ceiling required
49
49
£36.35

26mm build up from existing flooring surface on average 45mm total from joists

41mm
MF DEC 9
Floor ceiling access required
48
48
£39.50
17mm build up from existing flooring surface on average 36mm from joists
41mm
MF TRI DEC
No resilient bars need adding to ceiling
46
56
£43.60
35mm build up from joists. Note with Lath and plaster ceiling no reilient bars need adding
0mm
BG SIF
51
55

£34.30
flooring cost not included

7mm above original joist height

41mm
Typical Lath and Plaster ceiling
35
76
Typical Ceiling (12.5mm Plasterboard
31
81
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