www.catflapfittersouthlondon.co.ukCatflap Fitter South London

Laleham Cat Flap In Wooden Door

Cat Flap Fitting Services in TW18 Laleham South London and surrounding area's

We specialise in professional cat flap installations for a wide range of surfaces, including:

 Cat flaps installation in glass  upvc-door-panels-for-catflaps Glass door cat flap installation

Over 30 Years of Industry Experience

Call Us: 0208 098 2021
Email Us: sales@catflapfittersouthlondon.co.uk

Why Choose Us for Your Cat Flap or Dog Flap Installation?

  • Trusted Experts: Over 30 years of experience in the glass and glazing industry, with 15 years focused on pet door installations.
  • Wide Range of Surfaces: We fit flaps in UPVC, wood, composite, metal, and double-glazed units (including patio and French doors).
  • High-Quality Materials: Replacement UPVC panels are reinforced for durability. Double-glazed units are manufactured in-house for precision and quality.
  • Affordable Pricing: We keep costs low and pass the savings directly to you.
  • Experienced Team: With 6 trusted fitters installing over 200 cat and dog flaps monthly, you’re in safe hands.
  • Customer Satisfaction: Don’t just take our word for it—read our glowing reviews!

Popular Cat and Dog Flaps We Install

We’re experienced in installing a variety of flaps, including:

How We Work: Cat Flap Installation in Double Glazing

If you need a cat flap in a double-glazed unit, we’ll replace the glass with a new custom-made double-glazed unit. This process takes 3–5 working days from measurement to fitting. All units are manufactured at our factory to ensure the highest standards.


Contact us today 0208 098 2021 to discuss your requirements or to get a free, no-obligation quote!

Cat Flaps in Wooden Doors - Cat Flaps in UPVc Panels - Cat Flaps in Glass & Double Glazing - Dog Flaps

How to train your cat or dog to use their new pet flap

Some cats will approach a cat flap with curiosity, while others may be a bit more wary. Here is five easy steps to help get your cat using its new cat flap.

Cold every time you have to get up and let the cat in or out - woken in the middle of the night - sound familiar, then its possibly time you fitted a cat flap/dog flap!

Click for step by step proven guide
How to train your cat or dog to use their new pet flap

What our customers say

Choosing the right pet flap for your Pet

Choosing the right pet flap for your Pet

There are a variety of pet flaps available. Our most popular brands include Catmate, Staywelland Sureflap, available in the following types:

4 WAY PET FLAP
2 WAY PET FLAP
Infra-Red Collar Pet Flap
Magnetic Collar Pet Flap
RFID MICROCHIP PET FLAP

See more on the cat flap fitter page

Frequently asked questions

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No - The cat flap/catflap must be glass fitting and circular as it is very expensive to cut a square hole, although not impossible.

Cat flaps come with a kit that includes a paper template that guides you exactly where to drill. With the help of markings, drill a hole in to each corner of the template. Once you have done with drilling the holes, you can get the shape of your cat flap accordingly. These are great for wooden, UPVC/plastic and metal doors, but would recommend a professionaal for anything to do with glass.

No - The glass in the door should already be toughened and you can not cut toughened glass, so we will need to replace the unit (worth hanging on to the double glazed unit we take ut as should you move or need to put this back at a later date will save you some money).

Yes - as cat flaps come in different sizes, models, automatic etc. it is best to talk to us first in order that you can ask all the questions you require answered on the most popular brands. We offer a selection of cat flaps and pet doors, we highly recommend that you take a brief look at the options prior to making a decision. We have added a link from our site to some of the most popular brands.

It varies, but usually takes around 1 hour to install a cat flap in wood, UPVC, metal or a composite door, if it is a cat flap in glass or a double glazed unit, the glass will be toughened safety glass and usually take 3-5 working days to remanufacture and about 30 minuites to install again subject to type and style of door or frame.

We're afraid not as the glass is already toughened when you try to cut it and the glass would break into hundreds of thousands of pieces!

  1. We would arrange to visit your home or property at a convenient time to get an exact measurement of the current double glazed unit in the door, check what pattern you have and offer a like for like or an alternative if the glass is no longer manufactured.
  2. We would then cut 2 new pieces of 4mm float glass (plain or pattern of your choice) to the exact size as measured, cut a hole in both pieces of glass for the cat flap and then have the glass toughened. (What is toughened glass).
  3. Approximately 2-3 day later the cat flap glass will be ready to collect from the toughening plant.
  4. We will then create a sealed doubel glazed unit which will have the hole perfectly placed for the installation of the cat flap.
  5. We will then arrange a convenient time with you to replace your current double glazed unit with the new cat flap ready double glazed sealed unit.
  6. The cat flap is installed once at the property

Just be prepared to be a bit more patient with older cats who may not have used a cat flap before. Use a food reward for your cat and try playing in close by so they get used to being nect to it. Leave the flap open so they can see outside as curiosity will entice them closer until they eventually go through it. 

Areas we cover

Postcodes   SE13   DA8   TW9   SW13   SW5   BR5   SE27   TW7   SW6   SE21   SE4   TW12   SE12   SW1A   W2   SW15   DA9   W6   SE10   W8   DA17   SE18   W11   DA1   TW14   BR1   SW7   DA6   BR3   TW11   BR8   W1M   W12   DA12   SE19   SW10   SE20   W13   W7   SE7   SW3   SE23   TW20   TW1   TW4   DA13   DA5   DA4   SW9   W1   TW16   SE8   SE26   W4   BR4   SE14   SE25   DA16   TW17   DA14   SW2   DA15   SE11   SE28   SE22   SE17   SE1   SW14   TW8   SW1   DA10   TW13   W3   SW20   W14   SE24   SW12   TW19   SW17   SE9   W5   TW5   SE16   DA3   SE5   SE2   BR6   TW18   TW10   DA11   W10   SE6   SW16   SW8   TW3   SE3   SW18   BR2   SE15   W9   DA2   BR7   SW19   SW11   TW15   SW4
Towns   White City   Crofton Park   South Kensington   Isleworth   Staines   Ravenscourt Park   Lewisham   Sloane Square   Singlewell or Ifield   West Heath   Richmond Park   Eynsford   Bromley   Piccadilly Circus   Chelsfield   Catford   Soho   East Putney   Brockley   South Ealing   Erith   Kew   West Acton   Shepherds Bush   Stanwell   Maida Vale   Hounslow East   Hampton   Marylebone   Crystal Palace   Westminster   Stanwell Moor   Sands End   Lambeth North   Western Avenue   Shepperton   Coldblow   Ealing Common   Longfield Hill   Sidcup   Warwick Avenue   New Cross Gate   Fawkham Green   Paddington   Thamesmead   Waterloo   Richmond upon Thames   Brixton   Tooting Bec   Thong   East Acton   Riverside   Hounslow Central   Westminster Abbey   Hanworth   Goodge Street   Istead Rise   Westbourne Green   Lambeth   Oxford Street   Rye Lane   Bostall Woods   Orpington   South Darenth   Ladywell   Streatham Hill   Lambeth   Forest Hill   Rocks Lane   Pratt's Bottom   Swanscombe   Shorne Ridgeway   Westminster Bridge   Western Avenue   Haydons Road   Queen's Gate   Shooter's Hill   Putney Heath   Hounslow   Wraysbury   Green Park   Chelsea Embankment   Raynes Park   Ealing   Hayes   Hither Green   Culverstone Green   Mayfair   Drayton Green   Latimer Road   Royal Oak   Westway   Lewisham   Upper Norwood   Streatham Common   Wandsworth Common   Hounslow   Bromley Common   Woodside   Summerstown   Southfleet   Vauxhall   City of Westminster   Clapham North   Cheyne Walk   Tottenham Court Road   Brompton   Wandsworth Road   St James's Park   Bean   Marble Hill   Chislehurst Caves   Cottenham Park   Copse Hill   Hook Green   Erith Marshes   Deptford High Street   Sutton at Hone   Parsons Green   Greenhithe   Thorpe   Boston Manor   Stamford Brook   Docklands   Notting Hill Gate   Barnes Bridge   Well Hall   Chiswick High Road   Hextable   Nine Elms   London Bridge   Sunbury   Shorne   Horniman Museum   East Dulwich   Fulham Broadway   Warren Street   West Kilburn   Loughborough Junction   Wandsworth Town   Fulham   Betsham   Wilmington   Heston   Kennington   Lower Sydenham   Earl's Court   Farningham   New Eltham   Denmark Hill   Osterley Park   Elthorne Park   West Hill   Great West Road   Camberwell   Furzedown   Hatton   Hythe End   Great Portland Street   North Kensington   Bushey Mead   Belvedere   Sole Street   Keston   Crystal Palace   Kennington   Surrey Quays   Hartley   Bermondsey   Olympia   Merton   Chalk   Leaves Green   Shooter's Hill   Avery Hill   Kensington & Chelsea   Newington   Bexleyheath   Borough   Hanger Lane   Plumstead   Putney   Northfields   Cromwell Road   Camer   Hyde Park Corner   Vauxhall Bridge   High Street Kensington   Wandsworth   Vigo Village   North Ealing   Turnham Green   Clapham   Rotherhithe   Norwood   East Wickham   New Kent Road   Brentford   West Brompton   Farnborough   Bayswater Road   Park Lane   Victoria   Ealing Broadway   East Sheen   Kensington   Syon House   Maida Hill   Eden Park   Elmers End   Well Hill   Acton   Lesnes Abbey   Charlton   Chiswick House   Laleham   Bellingham   Perry Street   Down House   Bedford Park   Westbourne Park   Southwark   Upper Halliford   Belgravia   Darenth   Hammersmith   Bushy Park   Penge   Deptford   North Cray   Teddington   Brompton   Lane End   Lavender Hill   Tulse Hill   Sydenham   Foots Cray   Goldhawk Road   Ladbroke Grove   Richmond   Grove Park   Marble Arch   Putney Bridge   Honor Oak   Welling   Lancaster Gate   Regent Street   South Wimbledon   Barnes   Holland Park   Downe   New Cross   Chiswick   West Norwood   Littleton   Cranford   Meopham Green   South Street   South Norwood   West Ealing   Merton   Norwood Junction   Cobham   Eltham   Coldharbour Lane   Nunhead   Earlsfield   Kingston upon Thames   Green Street Green   Crockenhill   Tulse Hill   West Wickham   Hyde Park   Hyde Park   Deptford   Feltham   Lee Green   Fulham Palace Road   South Bank   Holland Park   Boston Manor   Southfields   Dulwich   Lambeth   Warwick Park   South Acton   Kensington Gore   South Lambeth   Cromwell Road   Ham   Vauxhall   Greenwich   Ashford   Lee   Notting Hill   Queensway   Battersea   Anerley   West Dulwich   Putney Vale   Balham   Canary Wharf   Kidbrooke   Goldhawk Road   East Dulwich   Wimbledon   Gipsy Hill   Bayswater   Queens Road   Clapham Common   Ladbroke Grove   Clapham Junction   Ham House   Elephant & Castle   Brompton Road   Kew Gardens   Bexley   Sydenham Hill   Gloucester Road   Wimbledon Common   Westbourne Grove   St Mary Cray   Brook Green   Knockholt Station   Swanley   East Bedfont   Paddington   Oxford Circus   Buckingham Palace   Abbey Wood   Uxbridge Road   Bond Street   Chiswick Park   Peckham Rye   Southwark Cathedral   Harvel   Herne Hill   Old Kent Road   Ealing   Englefield Green   Marylebone   Fulham Palace Road   Northfleet   Horseferry Road   Crayford   New Ash Green   Barons Court   Meopham   Castlenau   Norbury   Tooting Broadway   Acton Town   Gravesend   Oval   Upper 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