technical specification - skylights, roof … specification attic ladder lwn i. application lwn is...

TECHNICAL SPECIFICATIONATTIC LADDER LWN I. APPLICATION

LWN is an non-insulated folding attic ladder designed to provide safe and easy access to non-inhabited spaces. It eliminates a need for installing more expensive and space consuming staircases. Fakro LWN is a basic wooden model for barns, projects with limited insulation requirements.

II. STRUCTURE

No. Element Description

1 Hatchnon – insulated, particle board - beige thickness: 3/8”.hatch equipped with a string.

2 Frame pinewood.height: 43/8”

3 Ladder

pinewood ladder width: 15” stringer height: 31/8”distance between steps: 97/8”.

4 Steps

made of pinewood, equipped with anti-slip profile.step width: 31/8”thickness: 7/8”length: 131/4”

5 Standard Accessories -

III. DIMENSIONS

No. Rough Opening Room height

1 22,5” x 47”7’5” - 8’11”

2 25” x 47”

3 22,5” x 54”

7’10” - 10’1”4 25” x 54”

5 30” x 54”

IV. TECHNICAL PARAMETERS

Maximum loading 250 lbs

V. COMPATIBLE ACCESSORIES

Plastic ends LXS Available for all sizes

Metal handrail LXH While ordering handrail please provide attic ladder type. Handrail can be mounted on the left or right side of ladder.

Ladder Balustrade LXB-U The balustrade is available in one standard size 30”x54” for all attic ladders.

Wooden trim LXL-W The trims are available in one size 30”x54” for smaller sizes have to be cut.

Box extension LXN The standard box height is 4”. While ordering the LXN please provide ladder type and size.

Upper hatch LXW The height of the upper hatch box is 73/4“. While ordering the LXN please provide ladder type and size.

Installation brackets LXK Maximum ceiling 121/2”

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© FAKRO FAKRO America LLC, 39 Factory Rd. Addison, IL 60101, www.fakrousa.com


LWN 221/2x47 25x47 221/2x54 25x54 30x54

Ceiling height H 7’5” - 8’11” 7’10” - 10’1”

Rough opening AxB 221/2”x47” 25”x47” 22 1/2”x54” 25”x54” 30”x54”

Outside frame dimensions 22”x46 5/8” 241/2”x465/8” 22”x531/2” 241/2”x531/2” 291/2”x531/2”

Internal dimensions 201/2”x447/8” 23”x447/8” 201/2”x513/4” 23”x513/4” 28”x513/4”

Projection R 641/2” 72”

Landing space C 571/2” 64”

Folded ladder height K 133/4” 17”

Board movement after opening P 1/4''

Frame height 43/8”

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schody_LWN_3-segm(nowa_konstrukcja,bez_poreczy,bez_stopek)_2015-08-15

The LWN Attic Ladder requires screwing side elements of the supports which for transport purposes are unscrewed.New design of the loft ladder (hatch fastened by means of special the so-called “clicks”) allows for easy and quick installation without the need for entering the attic. The length of the last segment should be cut on-site to suit to existing ceiling height. Installation of the product must be carried out in accordance with the included fitting instructions.

VII.DETAILED DIMENSIONS

Pre-installation, installation and safety instruction: http://www.fakrousa.com/our-products/offer/-installation-instructions/Installation movies: http://www.fakrousa.com/our-products/offer/attic-ladders/

VI. ASSEMBLY INFORMATION

TECHNICAL SPECIFICATIONATTIC LADDER LWPI. APPLICATION

LWP is an insulated folding attic ladder designed to provide safe and easy access to non-inhabited spaces. It eliminates a need for installing more expensive and space consuming staircases. Fakro LWP model is recommended for garage and inside a house installation.

II. STRUCTURE


1 Hatch

insulated, sandwich type, beigethickness: 13/8”.thermal insulation thickness: 11/8”.hatch equipped with a lock.

2 Framepinewoodheight: 51/2” gasket: 1 pcs

3 Ladder


4 Steps


5 Standard Accessories handrail in red colour.control rod for opening the hatch.

III. DIMENSIONSNo. Rough Opening Room height

1 22,5” x 47”7’5” - 8’11”

2 25” x 47”

3 22,5” x 54”

7’10” - 10’1”4 25” x 54”

5 30” x 54”

6 22,5” x 54”

8’8½” - 10’8”7 25”x54”

8 30”x54”

IV. TECHNICAL PARAMETERSMaximum loading 300 lbs

Heat transfer coefficient R-value: 5.9


V. COMPATIBLE ACCESSORIESPlastic ends LXS Available for all sizes




PCV trim LXL-PVC The trims are available in one size 30”x54” for smaller sizes have to be cut.


Upper hatch LXW The height of the upper hatch box is 73/4“.


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NFORMANCE 5.9R-value


The LWP Attic Ladder is delivered to the customer fully assembled and does not require any pre-installation work.New design of the loft ladder (hatch fastened by means of special the so-called “clicks”) allows for easy and quick installation without the need for entering the attic. The length of the last segment should be cut on-site to suit to existing ceiling height. Installation of the product must be carried out in accordance with the included fitting instructions.




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schody_LWP_3-segm(nowa_konstrukcja,z_porecza,bez_stopek)_2015-08-15

LWP 221/2x47 25x47 221/2x54 25x54 30x54 221/2” x 54 25x54 30x54

Ceiling height H 7’5” - 8’11” 7’10” - 10’1” 8’81/2” - 10’8”

Rough opening AxB 221/2”x47” 25”x47” 221/2”x54” 25”x54” 30”x54” 221/2”x54” 25”x54” 30”x54”

Outside frame dimensions 22”x465/8” 241/2”x465/8” 22”x531/2” 241/2”x531/2” 291/2”x531/2” 22”x531/2” 241/2”x531/2” 291/2”x531/2”

Internal dimensions 201/2”x447/8” 23”x44 7/8” 20 1/2”x513/4” 23”x513/4” 28”x513/4” 201/2”x513/4” 23”x513/4” 28”x513/4”

Projection R 641/2” 72” 75”1/2”

Landing space C 571/2” 64” 65”1/2”

Folded ladder height K 103/4”

Board movement after opening P 11/4''


TECHNICAL SPECIFICATIONATTIC LADDER LWF I. APPLICATION

Folding attic ladders enable safe and easy access to non-inhabited spaces without the need for installing costly and space consuming staircases. Insulated fire rated wooden model LWF is recommended for building codes require fire protections.

II. STRUCTURE


1 Hatch

insulated, sandwich type,whitethickness: 31/8”.thermal insulation thickness: 27/8”.no lock – unloading mechanism automatically presses the hatch to the box, opening with the use of a control rod gasket that expands under extreme heat,

2 Framepinewood.height: 85/8” gasket: 3 pcs

3 Ladder


4 Steps


5 Standard Accessorieshandrail in red colour.plastic ends. control rod for opening the hatch.


1 22,5” x 47”7’5” - 8’11”

2 25” x 47”

3 22,5” x 54”

7’11½” – 10’1” 4 25” x 54”

5 30” x 54”



Fire rating:

ASTM E119 43 min

NFPA 288 30 min




Metal handrail LXH While ordering handrail please provide attic ladder type

Installation brackets LXK Maximum ceiling 17”

Wooden trim LXL-P, LXL-W The trims are available in one size 30”x54” for smaller sizes have to be cut.




9.5R-value

QAI Logo Showing “C” and “US” Indicator

Effective Date: October 30, 2002 QM0803 QAI Logo with C & US Page 1 of 1

Revision Date: September 19, 2006 Revision: 1

30 Minutes Rating

NFPA 288

43Minutes Rating

ASTM E119

30 Minutes Rating

NFPA 288

43Minutes Rating

ASTM E119


The LWF Attic Ladder requires screwing side elements of the supports which for transport purposes are unscrewed.New design of the loft ladder (hatch fastened by means of special the so-called “clicks”) allows for easy and quick installation without the need for entering the attic. The length of the last segment should be cut on-site to suit to existing ceiling height. Installation of the product must be carried out in accordance with the included fitting instructions.




LWF 221/2x47 25x47 221/2x54 25x54 30x54

Ceiling height H 7’5” - 8’11” 7’111/2” – 10’1”

Rough opening AxB 221/2”x47” 25”x47” 221/2”x54” 25”x54” 30”x54”

Outside frame dimensions 22”x465/8” 241/2”x465/8” 22”x531/2” 241/2”x531/2” 291/2”x531/2”

Internal dimensions 201/2” x447/8” 23”x447/8” 201/2”x513/4” 23”x513/4” 28”x513/4”

Projection R 67” 731/4”

Landing space C 59” 653/4”

Folded ladder height K 15”

Frame height 8 5/8”

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TECHNICAL SPECIFICATIONATTIC LADDER LWT

I. APPLICATION

LWT is an insulated folding attic ladder designed to provide safe and easy access to non-inhabited spaces. It eliminates a need for installing more expensive and space consuming staircases.Thermo wooden model is recommended for areas with saving energy requirements and customers who like quality and saving.

II. STRUCTURE


1 Hatch

insulated, sandwich type, whitethickness: 31/8”.thermal insulation thickness: 27/8”.hatch equipped with a lock.

2 Framepinewood.height: 85/8” gasket: 3 pcs

3 Ladder


4 Steps


5 Standard Accessorieshandrail in red colour.plastic ends. control rod for opening the hatch.


1 22,5” x 47”7’5” - 8’11”

2 25” x 47”

3 22,5” x 54”

7’10” - 10’1”4 25” x 54”

5 30” x 54”



Tightness 4-class (Best class)




Wooden trim LXL-P, LXL-W The trims are available in one size 30”x54” for smaller sizes have to be cut.




Installation brackets LXK Maximum ceiling 17”.


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The LWT loft ladder is delivered to the customer fully assembled and does not require any pre-installation work.New design of the loft ladder (hatch fastened by means of special the so-called “clicks”) allows for easy and quick installation without the need for entering the attic. Installation of the product must be carried out in accordance with the included fitting instructions.




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schody_LWT_3-segm_-2015-09-14_(nowa_konstrukcja,porecz,stopki)

LWT 221/2x47 25x47 221/2x54 25x54 30x54

Ceiling height H 7’5” - 8’11” 7’8” - 10’1”



Internal dimensions 201/2”x447/8” 23”x447/8” 201/2”x513/4” 23”x513/4” 28”x513/4”

Projection R 651/2” 72”

Landing space C 58” 65”


Board movement after opening P 21/8”


TECHNICAL SPECIFICATIONATTIC LADDER LMS

I. APPLICATION

LMS is an insulated folding attic ladder designed to provide safe and easy access to non-inhabited spaces. It eliminates a need for installing more expensive and space consuming staircases. Insulated metal model LMS is recommended for garages, inside houses, projects with insulation requirements.

II. STRUCTURE


1 Hatch

insulated, sandwich type, beigethickness: 13/8”.thermal insulation thickness: 11/8”.hatch equipped with a lock.

2 Framepinewood.height: 51/2” gasket: 1pcs

3 Ladder

metal ladder width: 15” stringer height: 31/8”distance between steps: 97/8”.

4 Stepsmetal, equipped with anti-slip profile.step width: 31/8”length: 131/4”

5 Standard Accessories plastic endscontrol rod for opening the hatch.


1 22” x 47”7’2” - 8’11”

2 25” x 47”

3 22” x 54”

7’11” - 10’1”4 25” x 54”

5 30” x 54”












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The LMS Attic Ladder is delivered to the customer fully assembled and does not require any pre-installation work.The length of the last segment should be cut on-site to suit to existing ceiling height. Installation of the product must be carried out in accordance with the included fitting instructions.




LMS 22x47 25x47 22x54 25x54 30x54

Ceiling height H 7'2” - 8'11” 7'11” – 10'1”


Outside frame dimensions 22”x465/8” 241/2”x465/8” 22”x53 1/2” 241/2”x531/2” 291/2”x531/2”

Internal dimensions 201/2”x447/8” 23”x44 7/8” 201/2”x513/4” 23”x513/4” 281/2”x513/4”

Projection R 651/2” 731/4”

Landing space C 56” 621/4”



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TECHNICAL SPECIFICATIONATTIC LADDER OWM

I. APPLICATION

OWM is an insulated folding attic ladder designed to provide safe and easy access to non-inhabited spaces. It eliminates a need for installing more expensive and space consuming staircases. OWM is a basic metal model for barns, projects with limited insulation requirements.

II. STRUCTURE


1 Hatchnon – insulated, particle board - beige thickness: 3/8”.hatch equipped with a lock and hook.

2 Frame pinewood.height: 41/2”

3 Laddermetal ladder width: 15” distance between treads: 97/8”.

4 Stepsmetal, equipped with anti-slip profile.tread width: 31/8”length: 131/4”

5 Standard Accessories control rod for opening the hatch, palstic ends.


1 22” x 47”7’2” - 8’11”

2 25” x 47”

3 22 ” x 54”

7’11” - 10’1”4 25” x 54”

5 30” x 54”










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The OWM Attic Ladder is delivered to the customer fully assembled and does not require any pre-installation work.The length of the last segment should be cut on-site to suit to existing ceiling height. Installation of the product must be carried out in accordance with the included fitting instructions.




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OWM 22x47 25x47 22x54 25x54 30x54

Ceiling height H 7'2” - 8'11” 7'11” – 10'1”



Internal dimensions 201/2”x447/8” 23”x447/8” 201/2”x513/4” 23”x513/4” 281/2”x513/4”

Projection R 661/2” 741/2”

Landing space C 581/2” 64”



TECHNICAL SPECIFICATIONATTIC LADDER LST

I. APPLICATION

LST is an insulated scissor attic ladder designed to provide safe and easy access to non-inhabited spaces. It eliminates a need for installing more expensive and space consuming staircases. Insulated scissor model LST is recommended for garages, inside houses, projects with insulation requirements.

II. STRUCTURE


1 Hatch

insulated, sandwich type, white thickness: 13/8”.thermal insulation thickness: 11/8”.no lock – unloading mechanism automatically presses the hatch to the box, opening with the use of a control rod

2 Frame

pinewood ladder box with metal trim and quick-installation brackets included. height: 75/8” gasket: 1 pcs

3 Ladder metal scissor ladder

4 Stepsmetal, equipped with anti-slip profile.tread width: 31/8”length: 117/8”, 15”,

5 Standard Accessoriescontrol rod for opening the hatchwhite metal trim installation brackets


1 22” x 31”

8'23/8” - 9'21/4”

2 27” x 31”

3 22” x 47”

4 25” x 47”

5 22” x 54”

6 25” x 54”






Upper hatch LXWThe height of the upper hatch box is 73/4“. For the LST model ladder, the extension box should be installed prior to the upper hatch.

LSS additional stepTo increase the length of the ladder you can use an extra step: LSS-38 for size 27/31, LSS-31 for sizes: 22/31, 22/47, 22/54, 25/47, 25/54.


5.2R-value


The LST Attic Ladder is delivered to the customer fully assembled and does not require any pre-installation work.Installation of the product must be carried out in accordance with the included fitting instructions.




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LST 22x31 27x31 22x47 25x47 22x54 25x54

Ceiling height H 8'2₃�₈” – 9'21/4”

Rough opening AxB 221/2”x311/2” 271/2”x311/2” 221/2”x47” 25”x47” 221/2”x54” 25”x54”

Outside frame dimensions 22”x311/4” 27”x311/4” 22”x465/8” 241/2”x465/8” 22”x533/4” 241/2”x533/4”

Outside frame dimensions including trim 243/8”x331/4” 291/8”x331/4” 243/8”x49” 263/4”x49” 243/8”x553/4” 263/4”x553/4”

Internal dimensions 16”x291/8” 211/4”x291/8” 161/2”x45” 19”x45” 161/2”x513/4” 19”x513/4”

Projection R 59”

Landing space C 571/2” – 523/4”



Step length E 117/8” 15” 117/8”

Step width 31/8”

Possibility of adding additional steps LSS-31 LSS-38 LSS-31

1 step removedstandard length of

ladder (11 steps)

1 additional step

2 additional steps

7'61/2” 8’2₃�₈” 8'2₃�₈” 9'21/4” 9’21/4” 9’101/8 9’101/8 10'10”

Ladder dimensions are equal to all sizes.

551/8” 59” 63” 67”

531/8” 515/8” 571/2” 523/4” 59” 571/8” 63” 59”

TECHNICAL SPECIFICATIONATTIC LADDER LSF

I. APPLICATION

LSF is an fire rated scissor attic ladder designed to provide safe and easy access to non-inhabited spaces. It eliminates a need for installing more expensive and space consuming staircases. Fire rated scissors metal model LSF for building codes require fire protections.

II. STRUCTURE


1 Hatch

insulated, fire-resistant white hatch thickness: 21/8”.thermal insulation thickness: 11/8”.hatch equipped with a lock.

2 Framemetal ladder box with metal trim and quick-instal-lation brackets included. height: 51/2”

3 Ladder metal scissor ladder

4 Stepsmetal, equipped with anti-slip profile.step width: 31/8”length: 117/8”, 125/8”,

5 Standard Accessories control rod for opening the hatch


1 22” x 47”8’ 10 1/8” - 9’ 10”

2 25” x 47”


Fire Rated EI2 = 60 min



LSS additional step

To increase the length of the LSF ladder you can use an extra step: LSS-30 for size 22/47, LSS-32 for size 25/47.


EI 602

9.5R-value




The LSF Attic Ladder is delivered to the customer fully assembled and does not require any pre-installation work.Installation of the product must be carried out in accordance with the included fitting instructions.


LSF 22x47 25x47

Ceiling height H 9’1/4” - 9’10”

Rough opening AxB 221/2”x47” 25”x47”

Outside frame dimensions 22”x465/8” 241/2”x465/8”

Outside frame dimensions including trim 241/2”x49” 27”x49”

Internal dimensions 20”x451/4” 221/2”x451/4”

Projection R 803/4’’ - 70’’

Landing space C 687/8’’ - 495/8



Step length E 117/8’’ 125/8’’

Step width 31/8”

Possibility of adding additional steps LSS-30 LSS-32

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2 steps removed 1 step removed

standard lenght of ladder

(10 steps)1 additional

step

7'101/2” 8'23/8” 8'23/8” 9'1/4” 9'1/4” 9'10” 9'10” 10'6”

Ladder dimensions are equal to all sizes.

59” 57” 747/8” 621/4” 803/4” 70” 85” 76”

433/4” 391/4” 63” 413/4” 687/8” 495/8” 743/8” 585/8”

TECHNICAL SPECIFICATIONATTIC LADDER LML

I. APPLICATION

Folding attic ladders enable safe and easy access to non-inhabited spaces without the need for installing costly and space consuming staircases. Insulated metal model – LML for garages, inside houses, projects with insulation requirements.

II. STRUCTURE


1 Hatch

insulated, sandwich type, white thickness: 13/8”.thermal insulation thickness: 11/8”.No lock – unloading mechanism automatically presses the hatch to the box, opening with the use of a control rod

2 Frame

pinewood ladder box includes a steel frame, finishing linings slats and a quick installation system.height: 123/8” seal: 1 pcs

3 Laddermetalladder width: 151/8” distance between steps: 93/4”.

4 Stepsmetal, equipped with anti-slip profile.steps width: 51/8”length: 133/4”

5 Standard Accessories

retractable stile endsred handrail with ladder unfolding mechanismcontrol rod for opening the hatchwhite metal trim installation brackets


1 23,5” x 47” 9'23/4”

2 27,5” x 51” 10”








5.2R-value




The LML Attic Ladder is delivered to the customer fully assembled and does not require any pre-installation work.Installation of the product must be carried out in accordance with the included fitting instructions.


LML 231/2 x 47 271/2 x 51

Ceiling height H 7’73/4” - 9’ 23/4” 8’43/4” - 10”

Rough opening AxB 231/2” x 47” 271/2” x 51”

Outside frame dimensions 23” x 463/4” 27” x 505/8”Outside frame dimensions including trim 251/2” x 481/4” 281/2” x 521/4”

Internal dimensions 215/8” x 447/8” 251/4” x 487/8”

Projection R 65” 691/2”

Landing space C 471/4” 511/4”

Folded ladder height K 121/2” 121/2”

Frame height 121/2” 121/2”

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technical specification - skylights, roof … specification attic ladder lwn i. application lwn is...

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