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SECIL - NHL 3.5
SECIL - NHL 3.5
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SECIL - NHL 3.5

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£14.50
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£14.50
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SECIL - NHL 3.5 - 25kg bag

Premium Natural Hydraulic Lime.

100% pure Natural Hydraulic Lime - NHL 3.5 binder made from the calcination of specially selected limestone to produce the best quality lime for the conservation and restoration of historic buildings and new-build construction.

This superior quality product is suitable for applications on historic buildings and new build for plastering and rendering onto masonry and laying and pointing most types of traditional masonry.

Suitable to be used as an internal or external hydraulic Lime binder to make: Lime Mortar, Lime Render and Lime Plaster onto various substrates inc: Brick, Block, Stone, Flint and other types of masonry in moderate exposure.

Compressive Strength at 28 days: 5 MPa

(NF EN 459-1: 3.5 Mpa ≤ R ≤ 10 Mpa)

Initial setting time: 5h:10m.

Colour Luminance L *: 92 (White)

Free lime rate: 44%

(NF EN 459-1: ≥ 25%)

100% natural lime: No cement or additives.

Coverage (1:3 mix ratio):

Render:

1 x bulk bag of Sand + 6 x 25kg bags of NHL 3.5 will cover approx: 50m2 @ 10mm depth.

5 x 25kg bags of Sand + 1 x 25kg bag of NHL 3.5 will cover approx: 7.5m2 @ 10mm depth.

Mortar (Pointing):

1 x bulk bag of Sand + 6 x 25kg bags of NHL 3.5 will cover approx: 150m2 (Brickwork) @ 25mm depth with a 10mm bed.

5 x 25kg bags of Sand + 1 x 25kg bag of NHL 3.5 will cover approx: 24m2 (Brickwork) @ 25mm depth with a 10mm bed.

Mortar (Laying):

1 x bulk bag of Sand + 6 x 25kg bags of NHL 3.5 will lay approx: 900-1000 bricks with a 10mm bed.

5 x 25kg bags of Sand + 1 x 25kg bag of NHL 3.5 will lay approx: 125-150 bricks with a 10mm bed.

Availability: 

25kg paper bags | 40 x 25kg bags per pallet.

Applications:

Internal/External Render:

Render Base Coat:

1 x NHL 3.5 : 2.5 x Sharp Sand/Medium Sand 

Render Top Coat:

1 x NHL 3.5 : 3 x Sharp Sand/Medium Sand

Laying & Pointing of Bricks & Stonework:

Hard Stone/Masonry:

1 x NHL 3.5 : 2 x Sharp Sand/Medium Sand

Medium-Firm Stone/Masonry:

1 x NHL 3.5 : 3 x Sharp Sand/Medium Sand

Soft Stone/Masonry:

1 x NHL 3.5 : 3.5 x Sharp Sand/Medium Sand

Lime Concrete (Limecrete): 

1 x NHL 3.5 : 2 x Sharp Sand/Limestone Ballast

NHL Gauged Lime Mortar/Plaster:

1 x NHL 3.5 : 6 parts Premixed Lime Mortar/Plaster

Hempcrete & Sprayed Hemp:

8 x parts NHL 3.5 : 1 x bale or 18 x parts of Hemp Shiv (+ 7 x parts water)

Lime Hemp Plaster:

20 x parts NHL 3.5 : 1 x bale or 18 x parts of Hemp Shiv (+13 x parts water)

Data sheet