Free on-site quotes7 days a weekNW Calgary · NE Calgary · SW Calgary · SE CalgaryLocally owned & operatedThe Go-To Drywall Contractor for Repair, Restoration & Finishing

Vapour barrier installation in Ranchlands, sealed before the board goes on

A vapour barrier is one of the few things in a build that is completely hidden and completely unforgiving — once the drywall is on, a torn sheet or an unsealed outlet box stays that way for the life of the wall. In Ranchlands we install and seal 6 mil poly over the insulation on the warm side, lapped at the seams and sealed at every penetration, before any board goes up. Ranchlands is an NW Calgary community with a mix of older homes and newer builds, so insulation calls here range from basement development in the newer homes to attic and wall upgrades in the older ones nearby. We cover Ranchlands, Glacier Ridge, Medicine Hill, Haskayne and every Calgary quadrant, 7 days a week.

Vapour Barrier Ranchlands

Watch vapour barrier installation jobs in Ranchlands Calgary on our YouTube channel

What affects the cost of vapour barrier installation in Ranchlands?

Area, penetrations and detailing

Vapour barrier cost in Ranchlands depends on the wall and ceiling area being covered, the number of penetrations that need sealing — outlets, vents, pipes and light boxes — and how much detail work the rim joist and window returns need. We measure the space and give a fixed price before we start.

Usually priced with the insulation

Most Ranchlands vapour barrier work is quoted together with the insulation and the boarding that follows it, because it is the same crew and the same visit. Stipple ceilings turn up throughout Ranchlands, often with several layers from past repairs.

Which side the vapour barrier goes on, and why that is not optional

The warm side, always

In Ranchlands the barrier goes on the warm side of the insulation — the side facing into the heated Ranchlands room. That is what stops indoor moisture from travelling into the wall cavity and condensing when it reaches cold framing.

What goes wrong when it is reversed

A barrier installed on the cold side traps moisture inside the assembly instead of keeping it out. It is one of the few mistakes in a Ranchlands wall that cannot be corrected without opening the wall back up, which is exactly why we check every Ranchlands job before anything is covered. Popcorn ceilings are still in place in parts of Ranchlands, and anything from that era gets treated carefully until its age is known.

How we install and seal it in Ranchlands

Hung, lapped and sealed

We run the poly in the largest sheets the space allows to keep seams to a minimum, lap every seam over a stud or joist rather than in open cavity, and seal it — a stapled overlap on its own is not a seal.

The penetrations are the job

Outlet and switch boxes, bath fans, dryer vents, plumbing stacks and pot lights each get sealed individually in your Ranchlands home. Poly on the walls with open boxes behind it is not a working vapour barrier, and it is the single most common thing we find on jobs that were started by someone else.

Common vapour barrier situations in Ranchlands

In Ranchlands, ranchlands is a community built out through the 1960s and 1970s. Homes from those decades typically carry sprayed ceiling texture — stipple or popcorn — so matching the existing finish is usually what decides whether a repair disappears, and pre-1990 texture is treated as unknown until its age is confirmed. One fixed price after an honest on-site look, and the job done right the first time.

Why Ranchlands homeowners have us do the vapour barrier

We are the ones boarding over it

As a drywall company we install the barrier the way we want to board over it, because we are the trade that has to live with what is behind the sheet in Ranchlands.

Left ready to be looked at

We leave the barrier complete and visible so it can be inspected before the drywall goes on — nothing gets covered until it has been seen.

Fixed price, same-day reply

We cover Ranchlands and every Calgary quadrant, 7 days a week. Free on-site quotes and a fixed price before any work starts. Where Ranchlands still has stipple, we check how many coats are on it before deciding to match or remove.

Simple, clean, on schedule — Vapour Barrier Installation in Ranchlands Calgary

1

Free quote

A fixed price for the vapour barrier installation comes from seeing it in person at your Ranchlands Calgary home — scope confirmed on site, then a number that does not change.

2

Book a day

We pick a day that works for your schedule and show up on time, ready to start the vapour barrier installation in Ranchlands Calgary. No back-and-forth rescheduling.

3

The work

We keep the dust under control and protect your Ranchlands Calgary home while we finish the vapour barrier installation to a clean, paint-ready standard.

4

Walk it with you

We don't pack up till you've walked the finished vapour barrier installation with us and you're happy with the result in Ranchlands Calgary.

Rated by Calgary Homeowners

Emplastrum Drywall is the vapour barrier installation contractor Ranchlands Calgary trusts for repair, restoration and finishing — rated on Google by Calgary homeowners.

Read the reviews, or leave your own after your vapour barrier installation project in Ranchlands Calgary.

Read our reviews on Google

What vapour barrier installation usually involves in Ranchlands

Ranchlands spans a range of build eras, so what is behind the wall genuinely differs street to street — which is why we look before quoting the vapour barrier installation rather than after.

Removal is a frequent request in Ranchlands, and the age of the ceiling decides how the work is approached rather than how it is priced.

Where Ranchlands still has stipple, we check how many coats are already on it before deciding whether to match it or take it back.

Vapour Barrier Ranchlands: your questions answered

Does my basement development in Ranchlands need a vapour barrier?
Almost always, yes — exterior basement walls in our climate need a barrier on the warm side of the insulation before drywall. We confirm what your specific assembly needs on the site visit rather than guessing from the plan.
Which side of the insulation does the poly go on in a Ranchlands home?
The warm side — the side facing into the heated room. It is the detail that gets reversed most often, and it is not correctable once the wall is boarded.
Do you seal the outlet boxes and vents in Ranchlands?
Yes — every outlet, switch box, vent and pipe penetration gets sealed individually. Poly hung over open boxes looks finished and does not work.
Do I still need a vapour barrier in Ranchlands if I have spray foam?
Sometimes not — some spray foam assemblies act as their own barrier, and adding poly over them can be the wrong call. It depends on the product and the thickness, so we confirm on site instead of assuming.
Can you do the vapour barrier and the drywall together in Ranchlands?
Yes — insulation, vapour barrier and boarding as one job is the most common way we do it, and it means one crew is responsible for what ends up behind the wall. We also cover Glacier Ridge, Medicine Hill, Haskayne and every Calgary quadrant.
Emplastrum Drywall — Vapour Barrier Ranchlands | Taping, Mudding, Ceilings & Painting

Other Drywall Services in Ranchlands Calgary — Taping, Mudding, Ceilings & Painting

We also serve nearby

Need Calgary’s go-to drywall contractor for repair, restoration and finishing? One trusted team for boarding, taping, finishing, repairs & renovations — start to finish.

Your Drywall Contractor in Calgary →

What else we can do while we are in Ranchlands

Drywall Tips & Guides — Ranchlands Calgary

Get Your Free Drywall Quote
Tell us about your project — we’ll get right back to you, 7 days a week. Prefer to call? (403) 829-8702.
No obligation. We never share your information.
📞  Call (403) 829-8702 Free Quote
See our latest drywall projects & updates on FacebookFollow Emplastrum Drywall — Calgary, Airdrie, Cochrane, Chestermere & Okotoks Follow on Facebook