Competitive prices. Excellent Service with prompt delivery. I would recommend IQ to others and will certainly use again.
Mr K
Excellent, professional, efficient service from IQ Builders Merchant. Needed to purchase 3000 bricks to finish a new build project, Oliver was great in sourcing the same bricks, at a very good price, had them delivered in a matter of a few days. Happy to use again and to recommend.
Mr G
Ordered the STUNNING XL Joinery PreFinished Walnut Portici Door . Very pleased with the service 10/10
Mrs W

Econocheck Deep Batten 75RD: Suspended System for Timber and Steel Floors 1800x45x75mm

The Econocheck Deep Batten 75RD system is designed to reduce sound transmission through timber floors within a timber frame structure.
Dispatched Via: Isomass
Delivery Time: Estimated 3-5 Days
Product Code: 75RD
Product Brand: Isomass
Price on application
  • Description
  • Delivery
  • Price Request

•  New build timber frame construction
•  New Build Steel Frame construction
•  May also be installed in conjunction with underfloor 
   heating systems

The econocheck Deep Batten 75RD system is designed to reduce sound transmission through timber floors within a timber frame structure.

Econocheck Deep Batten 75RD consists of 15mm ACF bonded to a 60mm softwood batten.

When installed as part of a complete sound reduction system, it enables a timber floor to meet the sound transmission regulations of Part E.


To be used over timber floors with a timber frame or masonry facade (to hide services or accommodate underfloor heating beneath the floor) and a new resilient bar ceiling.

Performance (on the two New Build Robust Detail constructions illustrated)

Treated floor meets with the New Build Robust Detail descriptive FFT1, typically within Robust Detail EFT-1, EFT-2, EFT-3, EFS-2, EFC-1, EFC-7 and EFS-1. Two typical alternative constructions are shown right.

Product data

Overall batten size: 1800mm x 45mm x 75mm
Resilient layer thickness: Down to approx. 14mm under
a normal domestic load

Resilient layer: Reconstituted ACF
(Acoustic Chip Foam)


The acoustic floor shall be:

Econocheck Deep Batten 75RD system, manufactured by Isomass Ltd. Unit 11, Avenue Business Park, Off Brockley Road, Elsworth, Cambridgeshire, CB23 4EY and installed in accordance with manufacturer’s instructions / recommendations.


Fix Isomass Acoustic Flanking band at the floor perimeter.

Lay econocheck Deep Batten 75RD resilient layer side down, at 400mm max. centres with 19mm plank plasterboard and 18mm chipboard flooring over.

Apply adhesive to the top of the acoustic batten and lay flooring, applying adhesive to all t&g panel joints.

Install skirting and trim off excess Flanking Band.

Full installation instructions for econocheck Deep Batten 75RD are available upon request. These must be used in conjunction with this booklet when laying the econocheck Shallow Batten floating floor system.

May also be installed in conjunction with underfloor heating systems.


To view a photograph mouse over the camera icon above

Deep Batten 75RD
  • 18mm or 22mm chipboard and 19mm plank plasterboard.
  • Econocheck Deep Batten 75RD @ 400mm max. centers to run perpendicular to the joists.
  • Insulation - min. 13mm 33 - 36kg/m3 or min. 25mm 
    10 - 33kg/m3.
  • composite, traditional or steel joists.
  • 100mm quilt insulation min.10kg/m3.
  • min 24kg/m2 double boarded ceiling on resilient bars perpendicular to joist direction.

Here at IQ Builders Merchant we offer such a wide variety of products in all manner of shapes, sizes and weights. Each of our ranges has a particular delivery process to ensure the safe delivery of each item. Below we have listed a selection of our best selling ranges and the delivery time for these ranges;

  • Brick Reinforcement - 1-2 Days

  • Building Materials - 1-2 Days

  • Lintels - up to 30 Days

  • Deanta Doors - 3-5 Days

  • XL Joinery Doors - 5 Days

  • LPD Doors - 3-5 Days

  • Timber Windows - 4-5 Weeks

  • Drainage 2-3 Days

  • Velux Roof Windows 3-5 Days (please check before ordering as some are now on longer lead times)

All deliveries are subject to stock and we will be sure to give you as much notice as possible for any stock issues that may affect your delivery.

Any lead times quoted online or by a member of our staff, will be in working days (Mon-Fri).

Additional Delivery charges apply for the following postcodes: PA, DD, PH, KW, KV, AB, IV, HS 

A preferred delivery date can be entered when ordering, however this is not guaranteed. 

Deliveries are made between 7.00am – 5.30pm Monday - Friday although we will give you as much notice as possible for early/late deliveries.

Delivery will only be arranged to destinations within mainland UK. Please supply the full delivery address at the time of order this may differ from the billing address so long as the billing address matches the card holder’s address.

Delivery will occur when the Goods are ready for unloading at the delivery address specified at time of order or as subsequently agreed by both the buyer and IQ Builders Merchant.

Any dates specified by IQ Builders Merchant for delivery of the Goods are intended to be an estimate and time for delivery shall not be made of the essence by notice. If no dates are so specified, delivery shall be within a reasonable time.

Subject to the other provisions of these conditions, IQ Builders Merchant shall not be liable for any direct, indirect or consequential loss (all three of which terms include, without limitation, pure economic loss, loss of profits, loss of business, depletion of goodwill and similar loss), costs, damages, charges or expenses caused directly or indirectly by any delay in the delivery of the Goods.

IQ Builders Merchant shall arrange for delivery to site on the understanding that there is a suitable road to the delivery address requested. If no such road exists delivery will be made to the nearest point to which, in the opinion of the driver, the vehicle may safely proceed and unload. Except for the use of a vehicle mounted crane, the Buyer will provide all necessary labour and equipment required to unload the Goods promptly.

A signature on the delivery note constitutes that all materials have been received in good order.  It is the responsibility of the buyer to ensure that all goods have been checked and any damages noted to the delivery driver at the time of delivery.

Delivery of all Heavyside/Big & Bulky/Pallet items are made kerbside.

All deliveries of palletised products (Brick/Block/Paving/Specified at time of order) will be delivered using a pallet truck and if this is over 1T mechanical offload will be required on site. A Crane offload delivery service is available also at an extra cost.

Parcel deliveries will only be made once to the specified delivery address, any required re-delivery may be chargeable.

It is the responsibility of the buyer to be home/on site on the day of delivery agreed by both the buyer and IQ Builders Merchant.


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