Fire-resistant wall hatch EI45

Fire - and sound classified wall hatch from DOLLE

Fire-resistant and sound reducing wall hatch DOLLE EI45 WH is a unique wall hatch that can withstand fire for 45 minutes - EN 13501-2 and reduce sound with 29-31 dB - EN ISO 717-1.

Product Properties

U-value
1,20
Insulation
50 mm

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The Fire- and sound "proof" wall hatch DOLLE EI45 has got a trapdoor that is insulated with 50 mm rockwool plate, which is made of non-combustible, moisture and water-repellent Rockwool stone wool. The wall hatch has a fantastic insulation and a unique construction that prevent loss of heat and draught, the u-value is calculated as a building component and complies with EN 14351-1: U-value 1,2 W/(m2K) – also see certificate. The wall hatch is also tested regarding airtightness according to EN 12207 – where it has reached the highest airtightness class - class 4.



Wall hatches fully assembled from factory - easy to install

The trapdoor is 56 mm thick and can be mounted as left or right hung, giving perfect flexibility. DOLLE EI45 WH comes with espagnolette lock, detachable handle and sealing strip. The casing is untreated pine. The wall hatch is mounted easily and simply according to the instructions in the supplied mounting instructions without the use of special tools. The wall hatch is FSC certified.



Fire-resistant wall hatch from DOLLE EI45 WH is tested according to new European standards

The new European fire requirements are described for wall hatches as:

1) E (integrity) ability to keep flames and gases out.

2) I (insulation) ability to keep warm out.

After the classification, the time period for which the wall hatch can withstand fire is indicated by EI45 so the fire-resistant wall hatch is fireproof for 45 minutes.

The wall hatch is available in 6 standard sizes and can be delivered also made to measure. The wall hatch can also be used as inspection door.

Advantages:

  • Fire-resistant wall hatch that can withstand fire for 45 minutes according to EN 13501-2.
  • Reduce sound up to 29-31 dB - EN ISO 717-1.
  • The wall hatch is available in 6 standard sizes
  • Also used as inspection door
  • High ability to keep flames and gases out - easy to install

Specifications

Product number
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Opening size (height)
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Opening size (width)
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Opening size (depth)
11,50 cm
Casing (height)
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Outside casing (width)
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Outside casing (depth)
11,50 cm
Casing material
Laminated pine
Casing thickness
42 mm
Trapdoor thickness
56 mm
Insulation
50 mm
Trapdoor material
Sandwich construction
U-value
1,20
Product weight
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Tested
Airtight EN 12207 class 4

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