• GL100 Data Sheet
  154mm X 204mm Access Panel
• GL100 Fixing Instructions
  154mm X 204mm Access Panel
• GL300 Data Sheet
  300mm X 300mm Access Panel
• GL150F Data Sheet
  107mm X 177mm 2Hr Fire Rated Access Panel
• GL150F Fixing Instructions
  107mm X 177mm 2Hr Fire Rated Access Panel

• G240 / G242 / G243 BBA
  BBA Certificate
• G240 Data Sheet
  Double Flange Cavity Closer
• G242 Data Sheet
  Single Flange Cavity Closer
• G240 / G242 Fitting Preparation
  Thermal Cavity Closer
• G240 / G242 Fitting Instructions
  Thermal Cavity Closer
• G243 / G244 Data Sheet
  Flexible Thermal Cavity Closer
• G243 / G244 Description
  Flexible Thermal Cavity Closer
• G243 / G244 Fitting Preparation
  Flexible Thermal Cavity Closer
• G243 / G244 Fitting Instructions
  Flexible Thermal Cavity Closer
• G245 Data Sheet
  Fixing Clip
• G246 Data Sheet
  Right Angle Fixing Clip

• G249F Data Sheet
  Double Flange Fire Rated Thermal Cavity Closer
• G249F Fitting Instructions
  Double Flange Fire Rated Thermal Cavity Closer
• G249R Data Sheet
  Single Flange Fire Rated Cavity Closer
• G249R Fitting Instructions
  Single Flange Fire Rated Cavity Closer

BBA Certificate

• BBA Certificate
  Manthorpe Cavity Trays

Brickwork Trays

• GW290 Data Sheet
  Apex Tray
• GW291 (RH) Data Sheet
  Intermediate Tray (Right Hand)
• GW292 (LH) Data Sheet
  Intermediate Tray (Left Hand)
• GW293 Data Sheet
  Catchment Tray
• GW293CC (RH) Data Sheet
  Corner Catchment Tray (Right Hand)
• GW293CC (LH) Data Sheet
  Corner Catchment Tray (Left Hand)
• GW296 Data Sheet
  Internal Corner
• GW297 Data Sheet
  External Corner
• GW295 Data Sheet
  Horizontal Tray
• GW294 Data Sheet
  Refurbishment Tray
• GW298 Data Sheet
  Stop End (Right Hand)
• GW299 Data Sheet
  Stop End (Left Hand)
• G955 Data Sheet
  Lintel Stop Ends

Blockwork Trays

• GW291 LBS Data Sheet
  Intermediate Tray (Right Hand) Long Block Stone Tray
• GW292 LBS Data Sheet
  Intermediate Tray (Left Hand) Long Block Stone Tray
  
• GW291 SBS Data Sheet
  Intermediate Tray (Right Hand) Short Block Stone Tray
• GW292 SBS Data Sheet
  Intermediate Tray (Left Hand) Short Block Stone Tray
• GW293 BS (LH/RH) Data Sheet
  Catchment Tray For Block Stone
• GW293CC BS (RH) Data Sheet
  Corner Catchment Tray For Block Stone (Right Hand)
• GW293CC BS (LH) Data Sheet
  Corner Catchment Tray For Block Stone (Left Hand)

(Further technical information available on request.)

• GDV Overview Data Sheet
  Dry Verge System
• GDV-RH/LH Data Sheet
  Left & Right Hand Verge Units
• GDV-END-R/A Data Sheet
  Round & Angled End Caps
• GDV-EC Data Sheet
  Eaves Closure Unit
• GDV Fitting Instructions
  Dry Verge System

• G1105 Data Sheet
  Flash Ventilator
• G1105 Fitting Instructions
  Flash Ventilator

BBA Certificates

• GRP Range BBA Certificate
  GRP Valley Troughs & Flashings

GRP Valley Troughs & Flashings

• GTB 13/23 Data Sheet
  GRP Batten Fix Valley Troughs for Tiles
• GTB 14/24 Data Sheet
  GRP Batten Fix Valley Troughs for Tiles
• GTB 13/23 & GTB 14/24 Fitting
  GRP Batten Fix Valley Troughs for Tiles
• GTF 13/23 Data Sheet
  GRP Valley Troughs for Tiles (Flat Fix)
• GTF 14/24 Data Sheet
  GRP Valley Troughs for Tiles (Flat Fix)
• GTF 13/23 & 14/24 Fitting
  GRP Valley Troughs for Tiles (Flat Fix)
• GSVT 1/2 Data Sheet
  GRP Valley Troughs for Slates
• GSVT 1/2 Fitting Instructions
  GRP Valley Troughs for Slates
• GJS 1/2 Data Sheet
  GRP Secret Joining Strip
• GJS 1/2 Fitting Instructions
  GRP Secret Joining Strip
• GAS 1/2 Data Sheet
  GRP Abutment Flashing
• GAS 1/2 Fitting Instructions
  GRP Abutment Flashing

• BBA Certificate
  Joist Seals

Joist Seals

• G912 Data Sheet
  225mm Joist Seal
• G913 Data Sheet
  302mm Joist Seal
• G912/3 Fitting Instructions
  Joist Seals

• Air Tightness Test Report
  GL250-03 Loft Doors

Loft Access Doors

• GL250/03 Data Sheet
  Drop Down Loft Access Door
  
• GL250/03L Data Sheet
  Part L Drop Down Loft Access Door
• GL250/03L (EPS) Data Sheet
  Part LDrop Down Loft Access Door
• GL250/03 Fitting Instructions
  Drop Down Loft Access Door
• GL250/03 Operating Instructions
  Drop Down Loft Access Door
• GL251/03 Data Sheet
  Lockable Drop Down Loft Access Door
  
• GL251/03L Data Sheet
  Part L Lockable Drop Down Loft Access Door
• GL251/03L (EPS) Data Sheet
  Part L Lockable Drop Down Loft Access Door
• GL251/03 Fitting Instructions
  Lockable Drop Down Loft Access Door
• GL251/03 Operating Instructions
  Lockable Drop Down Loft Access Door
• GL260 Data Sheet
  Square Push-Up Loft Access Door
  
• GL260L Data Sheet
  Part L Square Push-Up Loft Access Door
• GL260L (EPS) Data Sheet
  Part L Square Push-Up Loft Access Door
• GL260 Fitting Instructions
  Square Push-Up Loft Access Door
• GL260 Operating Instructions
  Square Push-Up Loft Access Door
• GL256 Data Sheet
  2-Section Loft Ladder
• GL257 Data Sheet
  3-Section Loft Ladder

• 1Hr Fire Test Report
  GL270F & GL280F Loft Doors

Air Tightness Report

• Air Tightness Test Report
  GL270F & GL280F Loft Doors

Loft Access Doors (Fire Rated)

• GL270F Data Sheet
  1Hr Fire Rated Square Loft Access Door
• GL270F Fitting Instructions
  1Hr Fire Rated Square Loft Access Door
• GL280F Data Sheet
  1Hr Fire Rated Rectangular Loft Access Door
  
• GL280F Fitting Instructions
  1Hr Fire Rated Rectangular Loft Access Door

• GW510/GW511 Data Sheet
  125mm Pipe & Cable Ducting / Plywood Cover Board
• GW530/GW531 Data Sheet
  150mm Pipe & Cable Ducting / Plywood Cover Board
• GW550/GW551 Data Sheet
  175mm Pipe & Cable Ducting / Plywood Cover Board
• GW510/30/50 Fitting Instructions
  Pipe & Cable Ducting / Plywood Cover Board

• GRS Data Sheet
  Radiator Pipe Guide & Seal
• GRS Fixing Instructions
  Radiator Pipe Guide & Seal

• GL280/G282 Data Sheet
  Rigid Frame Former
• GL280/G282 Cross Sections
  Rigid Frame Former
• GL280/G282 Frame Assembly
  Rigid Frame Former
• GL280/G282 'P' Frame Assembly
  Rigid Frame Former
• GL280/G282 'T' Frame Assembly
  Rigid Frame Former
• GL280/G282 Fitting Instructions
  Rigid Frame Former

Ventilation Packs

• G1290 Data Sheet
  Ventilation Pack (10,000mm²/m Airflow)
• G1292 Data Sheet
  Ventilation Pack (25,000mm²/m Airflow)

Roll Panel Eaves Ventilators

• G500 Data Sheet
  Continuous Roll Panel Eaves Ventilator (325mm Wide)
• G502 Data Sheet
  Continuous Roll Panel Eaves Ventilator (600mm Wide)

Eaves Ventilation Panels

• G400 Data Sheet
  Cross Flow Eaves Panel Vent (400mm Rafter Centres / 10,000mm²/m Airflow)
• G450 Data Sheet
  Cross Flow Eaves Panel Vent (450mm Rafter Centres / 10,000mm²/m Airflow)
• G600 Data Sheet
  Cross Flow Eaves Panel Vent (600mm Rafter Centres / 10,000mm²/m Airflow)
• G405 Data Sheet
  Cross Flow Eaves Panel Vent With Flyscreen (400mm Rafter Centres / 10,000mm²/m Airflow)
• G455 Data Sheet
  Cross Flow Eaves Panel Vent With Flyscreen (450mm Rafter Centres / 10,000mm²/m Airflow)
• G605 Data Sheet
  Cross Flow Eaves Panel Vent With Flyscreen (600mm Rafter Centres / 10,000mm²/m Airflow)
• G620 Data Sheet
  Cross Flow Eaves Panel Vent (600mm Rafter Centres / 25,000mm²/m Airflow)
• G625 Data Sheet
  Cross Flow Eaves Panel Vent With Flyscreen (600mm Rafter Centres / 25,000mm²/m Airflow)
• G435 Data Sheet
  Refurbishment Cross Flow Eaves Panel Vent (400mm Rafter Centres / 25,000mm²/m Airflow)
• G645 Data Sheet
  Refurbishment Cross Flow Eaves Panel Vent With Flyscreen (600mm Rafter Centres / 25,000mm²/m Airflow)
• Eaves Ventilation In Low Pitch
  Fitting Details

Soffit Ventilators

• G700 Data Sheet
  Circular Soffit Ventilator
• G800 Data Sheet
  Continuous Soffit Ventilator Strip With Flyscreen (10,000mm²/m Airflow)
• G821 Data Sheet
  Continuous Sloping Soffit Ventilator Strip With Flyscreen (10,000mm²/m Airflow)
• G825 Data Sheet
  Continuous Soffit Ventilator Strip With Flyscreen (25,000mm²/m Airflow)
• G826 (Flat Roof) Data Sheet
  Continuous Soffit Ventilator Strip With Flyscreen For Flat Roofs (25,000mm²/m Airflow)
• G826 (Open Eaves) Data Sheet
  Continuous Soffit Ventilator Strip With Flyscreen For Open Eaves Detail (25,000mm²/m Airflow)
• G827 Data Sheet
  Continuous Soffit Ventilator Strip With Flyscreen For Low Pitch & Flat Roof Detail (25,000mm²/m Airflow)

Over Fascia Ventilators

• G1200N Data Sheet
  Over Fascia Ventilator With Flyscreen (10,000mm²/m Airflow)
• G1200N Fitting Instructions
  Fitting On A Mono Pitch Roof Detail
• G2500N Data Sheet
  Over Fascia Ventilator With Flyscreen (25,000mm²/m Airflow)
• G2500N Fitting Instructions
  Fitting On A Flat Roof Detail
• G1200N/G2500N Fitting Details
  Fitting In A Corbel Brick Situation
• G1200N/G2500N Fitting Details
  Fitting In A Valley Situation
• G1275 Data Sheet
  Eaves Comb Filler

Felt Support Trays

• G1280 Data Sheet
  Felt Support Tray
• G1281 Data Sheet
  Refurbishment Felt Support Tray

Slate Vents

• GRSV 30/25 Data Sheet
  Alpha Vent For Slates
• GRSV 30/25R Data Sheet
  Alpha Refurbishment Slate Vent
• GRSV 30/25 Fitting Instructions
  Alpha Vent For Slates
• GRSV 45 Data Sheet
  Alpha Vent For Slates
• GRSV 45R Data Sheet
  Alpha Refurbishment Slate Vent
• GRSV 45/45R Fitting Instructions
  Alpha Vent For Slates

Flexible Pipes

• GRPA Data Sheet
  455mm Long Flexible Pipe
• GRPA Fitting Instructions
  455mm Long Flexible Pipe
• GRPA 1 Data Sheet
  692mm Long Flexible Pipe
• GRPA 1 Fitting Instructions
  692mm Long Flexible Pipe
• GRPA 2 Data Sheet
  800mm Long Flexible Pipe
• GRPA 2 Fitting Instructions
  800mm Long Flexible Pipe
• GRPA 3 Data Sheet
  Flexible Pipe Reduction Adaptor

• G930 Data Sheet
  Airbrick (7,600mm² Airflow)
• G935 Data Sheet
  Combination Cavity Sleeve
• G935 Fitting Instructions
  Combination Cavity Sleeve
• G935 Fitting For Plinth Brick
  Combination Cavity Sleeve
• G960 Data Sheet
  Telescopic Underfloor Ventilator
• G960 Fitting Instructions
  Telescopic Underfloor Ventilator
• G970 Data Sheet
  Telescopic Ventilator (T-Beam)
• G970 Fitting Instructions
  Telescopic Ventilator (T-Beam)
• G961 Data Sheet
  Vertical Extension Sleeve
• G961 Fitting Instructions
  Vertical Extension Sleeve
• G962 Data Sheet
  Remote Void Ventilator
• G962 Fitting Instructions
  Remote Void Ventilator
• G950 Data Sheet
  Weep Vent
• G950 Data Sheet
  Extended Weep Vent
• G951 Data Sheet
  Peep Weep
• G951 Data Sheet
  Extended Peep Weep
• G955 Data Sheet
  Lintel Stop Ends

Insulation Retaining Clips

• GID760 Data Sheet
  Insulation Retaining Clips
• GID765 Data Sheet
  Insulation Retaining Clips

• GLTAP-500 Data Sheet
  Tile Access Panel
• GLTAP-500 Fixing Instructions
  Tile Access Panel