Monarfloor Deck 18 Overlay Systems - Regulation E systems

The simplest way of improving the airborne and impact sound performance of an existing timber floor is to overlay the floor with an isolating layer and a new wearing surface. Monarfloor offers three deck overlay systems for such applications.

Monarfloor Deck 18 - designed for domestic timber floors where the existing timber deck remains. Deck 18 consists of a layer of LRAC foam bonded to18mm V313 P5 moisture resistant chipboard.

Monarfloor 18 deck is a floating floor system that used in conjunction with a resilient bar ceiling creates a system that will attain regulation E level of soundproofing. The flooring system must be laid over an existing sub floor and not direct to joists. The installed system ( coupled with 100mm 45kg density mineral wool resilient bars and 2 layers of acoustic plaster board will give a system that should produce a 49 db airborne reduction coupled with 49 db impact sound reduction. Both these figures are generously within current regulation E building regulations.

An Alternative product which you might consider is the monarfloor deck 9 system that is specified in projects where the increase in floor level has to be kept to a minimum. Deck 9 consists of 8mm of LRAC foam bonded to 9mm thick moisture resistant M DF, giving an increase in floor level of only 17mm. .

The simplest way of improving the airborne and impact sound performance of an existing timber floor is to overlay the floor with an isolating layer and a new wearing surface. Monarfloor offers three deck overlay systems for such applications:

Monarfloor Deck overlay systems may be used in new build or refurbishment projects, over 18mm chipboard, OSB board or a decking ply sub floor.

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Monarfloor deck 18 REG E solution ( under 86m2) Monarfloor deck 18 REG E solution over 86m2

Monarfloor deck 18 (boards only under 86m2) Monarfloor deck 18 Boards only ( over 86m2)

Deck 9
Deck 18
Deck 22
Components 9mm moisture resistant MDF
18mm V313 P5 chipboard
22mm \/313 P5 chipboard
8mm LRAC foam type II
8mm LRAC foam type II
8mm LRAC foam type II
Thickness 17mm
26mm
30mm
Board Size 1200mm x 600mm
2400mm x 600mm
2400mm x 600mm
Board Weight 5.10kg
22.20kg
26.90kg
Weight/m2 7.08kg
15.41 kg
18.68kg
Construction
Monarfloor Deck system on 18mm chipboard deck on 200 x 50mm timber joists, 100mm 45kg/m3 insulation, 20kg/m2 double boarded plasterboard ceiling on resilient bars perpendicular to joist direction.
DnTw (Part H) 57dB
58dB
58dB
DnTw + Cth (Approved Doc E) 48dB
49dB
50dB
LnTw 48dB
49dB
50dB
Installation of Monarfloor Deck system onto a timber subfloor
 
Monarfloor Deck overlay system on a timber sub-floor with a resilient bar ceiling

Monarfloor Deck overlay systems should be installed directly onto the sub-floor, in broken bond with all joints glued.

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